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FRC?","shockwave-curriculum\u002Flessons\u002Fch01-why-java-for-frc\u002F1.1-why-java-for-frc",{"path":9,"title":10,"stem":11},"\u002Fshockwave-curriculum\u002Flessons\u002Fch01-why-java-for-frc\u002F2-intro-to-algorithms-programming-and-compilers","Intro to Algorithms, Programming & Compilers","shockwave-curriculum\u002Flessons\u002Fch01-why-java-for-frc\u002F1.2-intro-to-algorithms-programming-and-compilers",{"path":13,"title":14,"stem":15},"\u002Fshockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F1-variables-and-data-types","Variables & Data Types","shockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F2.1-variables-and-data-types",{"path":17,"title":18,"stem":19},"\u002Fshockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F2-expressions-and-output","Expressions & Output","shockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F2.2-expressions-and-output",{"path":21,"title":22,"stem":23},"\u002Fshockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F3-assignment-and-input","Assignment & Input","shockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F2.3-assignment-and-input",{"path":25,"title":26,"stem":27},"\u002Fshockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F4-casting-and-ranges-of-values","Casting & Ranges of Values","shockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F2.4-casting-and-ranges-of-values",{"path":29,"title":30,"stem":31},"\u002Fshockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F5-compound-assignment-operators","Compound Assignment Operators","shockwave-curriculum\u002Flessons\u002Fch02-variables-and-types\u002F2.5-compound-assignment-operators",{"path":33,"title":34,"stem":35},"\u002Fshockwave-curriculum\u002Flessons\u002Fch03-apis-libraries-and-documentation\u002F1-apis-and-libraries","APIs and Libraries","shockwave-curriculum\u002Flessons\u002Fch03-apis-libraries-and-documentation\u002F3.1-apis-and-libraries",{"path":37,"title":38,"stem":39},"\u002Fshockwave-curriculum\u002Flessons\u002Fch03-apis-libraries-and-documentation\u002F2-documentation-with-comments-and-preconditions","Documentation with Comments and Preconditions","shockwave-curriculum\u002Flessons\u002Fch03-apis-libraries-and-documentation\u002F3.2-documentation-with-comments-and-preconditions",{"path":41,"title":42,"stem":43},"\u002Fshockwave-curriculum\u002Flessons\u002Fch03-apis-libraries-and-documentation\u002F3-packages-and-imports","Packages & Imports","shockwave-curriculum\u002Flessons\u002Fch03-apis-libraries-and-documentation\u002F3.3-packages-and-imports",{"path":45,"title":46,"stem":47},"\u002Fshockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F1-methods-signatures-and-parameters","Methods, Signatures & Parameters","shockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4.1-methods-signatures-and-parameters",{"path":49,"title":50,"stem":51},"\u002Fshockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F2-calling-class-methods","Calling Class Methods","shockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4.2-calling-class-methods",{"path":53,"title":54,"stem":55},"\u002Fshockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F3-using-the-math-class","Using the Math Class","shockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4.3-using-the-math-class",{"path":57,"title":58,"stem":59},"\u002Fshockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4-objects-instances-of-classes","Objects — Instances of Classes","shockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4.4-objects-instances-of-classes",{"path":61,"title":62,"stem":63},"\u002Fshockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F5-creating-and-initializing-objects-constructors","Creating & Initializing Objects: Constructors","shockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4.5-creating-and-initializing-objects-constructors",{"path":65,"title":66,"stem":67},"\u002Fshockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F6-calling-instance-methods","Calling Instance Methods","shockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4.6-calling-instance-methods",{"path":69,"title":70,"stem":71},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F1-5.2-if-statements-and-for-loops","Control Structures: if Statements & For Loops","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.1-5.2-if-statements-and-for-loops",{"path":73,"title":74,"stem":75},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F10-nested-iteration","Nested Iteration","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.10-nested-iteration",{"path":77,"title":78,"stem":79},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F11-informal-runtime-analysis-of-loops","Informal Runtime Analysis of Loops","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.11-informal-runtime-analysis-of-loops",{"path":81,"title":82,"stem":83},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F3-algorithms-with-selection-and-repetition","Algorithms with Selection and Repetition","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.3-algorithms-with-selection-and-repetition",{"path":85,"title":86,"stem":87},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F4-boolean-expressions","Boolean Expressions","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.4-boolean-expressions",{"path":89,"title":90,"stem":91},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5-nested-if-statements","Nested if Statements","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.5-nested-if-statements",{"path":93,"title":94,"stem":95},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F6-compound-boolean-expressions","Compound Boolean Expressions","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.6-compound-boolean-expressions",{"path":97,"title":98,"stem":99},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F7-comparing-boolean-expressions-de-morgans-laws","Comparing Boolean Expressions (De Morgan's Laws)","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.7-comparing-boolean-expressions-de-morgans-laws",{"path":101,"title":102,"stem":103},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F8-while-loops","While Loops","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.8-while-loops",{"path":105,"title":106,"stem":107},"\u002Fshockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F9-implementing-selection-and-iteration-algorithms","Implementing Selection and Iteration Algorithms","shockwave-curriculum\u002Flessons\u002Fch05-control-structures\u002F5.9-implementing-selection-and-iteration-algorithms",{"path":109,"title":110,"stem":111},"\u002Fshockwave-curriculum\u002Flessons\u002Fch06-strings\u002F1-strings","Strings","shockwave-curriculum\u002Flessons\u002Fch06-strings\u002F6.1-strings",{"path":113,"title":114,"stem":115},"\u002Fshockwave-curriculum\u002Flessons\u002Fch06-strings\u002F2-string-algorithms","String Algorithms","shockwave-curriculum\u002Flessons\u002Fch06-strings\u002F6.2-string-algorithms",{"path":117,"title":118,"stem":119},"\u002Fshockwave-curriculum\u002Flessons\u002Fch07-the-class-blueprint\u002F1-anatomy-of-a-java-class","The Class Blueprint","shockwave-curriculum\u002Flessons\u002Fch07-the-class-blueprint\u002F7.1-anatomy-of-a-java-class",{"path":121,"title":122,"stem":123},"\u002Fshockwave-curriculum\u002Flessons\u002Fch07-the-class-blueprint\u002F2-methods-how-to-write-them","Methods: How to Write Them","shockwave-curriculum\u002Flessons\u002Fch07-the-class-blueprint\u002F7.2-methods-how-to-write-them",{"path":125,"title":126,"stem":127},"\u002Fshockwave-curriculum\u002Flessons\u002Fch07-the-class-blueprint\u002F3-methods-passing-and-returning-references-of-an-object","Methods: Passing & Returning References of an Object","shockwave-curriculum\u002Flessons\u002Fch07-the-class-blueprint\u002F7.3-methods-passing-and-returning-references-of-an-object",{"path":129,"title":130,"stem":131},"\u002Fshockwave-curriculum\u002Flessons\u002Fch07-the-class-blueprint\u002F4-class-static-variables-and-methods","Class (static) Variables & Methods","shockwave-curriculum\u002Flessons\u002Fch07-the-class-blueprint\u002F7.4-class-static-variables-and-methods",{"path":133,"title":134,"stem":135},"\u002Fshockwave-curriculum\u002Flessons\u002Fch08-constructors-and-this\u002F1-8.2-constructors-and-this","Constructors & \"this\"","shockwave-curriculum\u002Flessons\u002Fch08-constructors-and-this\u002F8.1-8.2-constructors-and-this",{"path":137,"title":138,"stem":139},"\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F1-array-creation-and-access","Array Creation and Access","shockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.1-array-creation-and-access",{"path":141,"title":142,"stem":143},"\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F2-arraylist-and-its-methods","ArrayList and its Methods","shockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.2-arraylist-and-its-methods",{"path":145,"title":146,"stem":147},"\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F3-optional-hashmap-dictionary-data-structure","Optional: HashMap (Dictionary) Data Structure","shockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.3-optional-hashmap-dictionary-data-structure",{"path":149,"title":150,"stem":151},"\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F4-array-traversals","Array Traversals","shockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.4-array-traversals",{"path":153,"title":154,"stem":155},"\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F5-implementing-array-algorithms","Implementing Array Algorithms","shockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.5-implementing-array-algorithms",{"path":157,"title":158,"stem":159},"\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F6-arraylist-traversals","ArrayList Traversals","shockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.6-arraylist-traversals",{"path":161,"title":162,"stem":163},"\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F7-implementing-arraylist-algorithms","Implementing ArrayList Algorithms","shockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.7-implementing-arraylist-algorithms",{"path":165,"title":166,"stem":167},"\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F8-using-text-files","Using Text Files","shockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.8-using-text-files",{"path":169,"title":170,"stem":171},"\u002Fshockwave-curriculum\u002Flessons\u002Fch10-2d-arrays\u002F1-2d-array-creation-and-access","2D Array Creation and Access","shockwave-curriculum\u002Flessons\u002Fch10-2d-arrays\u002F10.1-2d-array-creation-and-access",{"path":173,"title":174,"stem":175},"\u002Fshockwave-curriculum\u002Flessons\u002Fch10-2d-arrays\u002F2-2d-array-traversals-nested-loops","2D Array Traversals: Nested Loops","shockwave-curriculum\u002Flessons\u002Fch10-2d-arrays\u002F10.2-2d-array-traversals-nested-loops",{"path":177,"title":178,"stem":179},"\u002Fshockwave-curriculum\u002Flessons\u002Fch10-2d-arrays\u002F3-implementing-2d-array-algorithms","Implementing 2D Array Algorithms","shockwave-curriculum\u002Flessons\u002Fch10-2d-arrays\u002F10.3-implementing-2d-array-algorithms",{"path":181,"title":182,"stem":183},"\u002Fshockwave-curriculum\u002Flessons\u002Fch11-enums-named-choices\u002F11-enums-named-choices","Enums: Named Choices","shockwave-curriculum\u002Flessons\u002Fch11-enums-named-choices\u002F11-enums-named-choices",{"path":185,"title":186,"stem":187},"\u002Fshockwave-curriculum\u002Flessons\u002Fch12-exceptions-and-try-catch\u002F12-exceptions-and-try-catch","Exceptions & try\u002Fcatch","shockwave-curriculum\u002Flessons\u002Fch12-exceptions-and-try-catch\u002F12-exceptions-and-try-catch",{"path":189,"title":190,"stem":191},"\u002Fshockwave-curriculum\u002Flessons\u002Fch13-common-gotchas\u002F13-common-gotchas","Common Gotchas","shockwave-curriculum\u002Flessons\u002Fch13-common-gotchas\u002F13-common-gotchas",{"path":193,"title":194,"stem":195},"\u002Fshockwave-curriculum\u002Flessons\u002Fch14-why-design-patterns\u002F14-why-design-patterns","Why Design Patterns?","shockwave-curriculum\u002Flessons\u002Fch14-why-design-patterns\u002F14-why-design-patterns",{"path":197,"title":198,"stem":199},"\u002Fshockwave-curriculum\u002Flessons\u002Fch15-advanced-collections\u002F15-advanced-collections","Advanced Collections (Set\u002FQueue\u002FMap)","shockwave-curriculum\u002Flessons\u002Fch15-advanced-collections\u002F15-advanced-collections",{"path":201,"title":202,"stem":203},"\u002Fshockwave-curriculum\u002Flessons\u002Fch16-writing-your-own-generics\u002F16-writing-your-own-generics","Writing Your Own Generics","shockwave-curriculum\u002Flessons\u002Fch16-writing-your-own-generics\u002F16-writing-your-own-generics",{"path":205,"title":206,"stem":207},"\u002Fshockwave-curriculum\u002Flessons\u002Fch17-inheritance-and-abstractions\u002F1-inheritance-superclass-subclass","Inheritance, Superclass, Subclass","shockwave-curriculum\u002Flessons\u002Fch17-inheritance-and-abstractions\u002F17.1-inheritance-superclass-subclass",{"path":209,"title":210,"stem":211},"\u002Fshockwave-curriculum\u002Flessons\u002Fch17-inheritance-and-abstractions\u002F2-inheritance-and-constructors","Inheritance and Constructors","shockwave-curriculum\u002Flessons\u002Fch17-inheritance-and-abstractions\u002F17.2-inheritance-and-constructors",{"path":213,"title":214,"stem":215},"\u002Fshockwave-curriculum\u002Flessons\u002Fch17-inheritance-and-abstractions\u002F3-inheritance-hierarchies","Inheritance Hierarchies","shockwave-curriculum\u002Flessons\u002Fch17-inheritance-and-abstractions\u002F17.3-inheritance-hierarchies",{"path":217,"title":218,"stem":219},"\u002Fshockwave-curriculum\u002Flessons\u002Fch17-inheritance-and-abstractions\u002F4-object-superclass","Object Superclass","shockwave-curriculum\u002Flessons\u002Fch17-inheritance-and-abstractions\u002F17.4-object-superclass",{"path":221,"title":222,"stem":223},"\u002Fshockwave-curriculum\u002Flessons\u002Fch18-polymorphism-many-forms\u002F1-overriding-methods","Overriding Methods","shockwave-curriculum\u002Flessons\u002Fch18-polymorphism-many-forms\u002F18.1-overriding-methods",{"path":225,"title":226,"stem":227},"\u002Fshockwave-curriculum\u002Flessons\u002Fch18-polymorphism-many-forms\u002F2-super-keyword","super Keyword","shockwave-curriculum\u002Flessons\u002Fch18-polymorphism-many-forms\u002F18.2-super-keyword",{"path":229,"title":230,"stem":231},"\u002Fshockwave-curriculum\u002Flessons\u002Fch18-polymorphism-many-forms\u002F3-polymorphism","Polymorphism","shockwave-curriculum\u002Flessons\u002Fch18-polymorphism-many-forms\u002F18.3-polymorphism",{"path":233,"title":234,"stem":235},"\u002Fshockwave-curriculum\u002Flessons\u002Fch19-interfaces-as-contracts\u002F19-interfaces-as-contracts","Interfaces as Contracts","shockwave-curriculum\u002Flessons\u002Fch19-interfaces-as-contracts\u002F19-interfaces-as-contracts",{"path":237,"title":238,"stem":239},"\u002Fshockwave-curriculum\u002Flessons\u002Fch19-interfaces-as-contracts\u002F1-lambdas-and-method-references","Lambdas & Method References","shockwave-curriculum\u002Flessons\u002Fch19-interfaces-as-contracts\u002F19.1-lambdas-and-method-references",{"path":241,"title":242,"stem":243},"\u002Fshockwave-curriculum\u002Flessons\u002Fch20-the-io-layer-pattern\u002F20-the-io-layer-pattern","The IO-Layer Pattern","shockwave-curriculum\u002Flessons\u002Fch20-the-io-layer-pattern\u002F20-the-io-layer-pattern",{"path":245,"title":246,"stem":247},"\u002Fshockwave-curriculum\u002Flessons\u002Fch21-static-factories\u002F21-static-factories","Static Factories","shockwave-curriculum\u002Flessons\u002Fch21-static-factories\u002F21-static-factories",{"path":249,"title":250,"stem":251},"\u002Fshockwave-curriculum\u002Flessons\u002Fch22-the-builder-pattern\u002F22-the-builder-pattern","The Builder Pattern","shockwave-curriculum\u002Flessons\u002Fch22-the-builder-pattern\u002F22-the-builder-pattern",{"path":253,"title":254,"stem":255},"\u002Fshockwave-curriculum\u002Flessons\u002Fch23-encapsulation-and-final\u002F1-scope-and-access","Scope and Access","shockwave-curriculum\u002Flessons\u002Fch23-encapsulation-and-final\u002F23.1-scope-and-access",{"path":257,"title":258,"stem":259},"\u002Fshockwave-curriculum\u002Flessons\u002Fch24-optional-avoiding-null-pointer-exceptions\u002F24-optional-avoiding-null-pointer-exceptions","Optional: Avoiding Null Pointer Exceptions","shockwave-curriculum\u002Flessons\u002Fch24-optional-avoiding-null-pointer-exceptions\u002F24-optional-avoiding-null-pointer-exceptions",{"path":261,"title":262,"stem":263},"\u002Fshockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F1-what-is-command-based-programming","What Is Command-Based Programming?","shockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F25.1-what-is-command-based-programming",{"path":265,"title":266,"stem":267},"\u002Fshockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F2-commands-and-command-compositions","Commands & Command Compositions","shockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F25.2-commands-and-command-compositions",{"path":269,"title":270,"stem":271},"\u002Fshockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F3-the-command-scheduler","The Command Scheduler","shockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F25.3-the-command-scheduler",{"path":273,"title":274,"stem":275},"\u002Fshockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F4-state-machines-logic","State Machines: Logic","shockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F25.4-state-machines-logic",{"path":277,"title":278,"stem":279},"\u002Fshockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F5-managing-transitions","Managing Transitions","shockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F25.5-managing-transitions",{"path":281,"title":282,"stem":283},"\u002Fshockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F6-binding-commands-to-triggers","Binding Commands to Triggers","shockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F25.6-binding-commands-to-triggers",{"path":285,"title":286,"stem":287},"\u002Fshockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F7-structuring-a-command-based-robot-project","Structuring a Command-Based Robot Project","shockwave-curriculum\u002Flessons\u002Fch25-command-based-programming\u002F25.7-structuring-a-command-based-robot-project",{"path":289,"title":290,"stem":291},"\u002Fshockwave-curriculum\u002Flessons\u002Fch26-architecture-takeaways\u002F26-architecture-takeaways","Architecture Takeaways","shockwave-curriculum\u002Flessons\u002Fch26-architecture-takeaways\u002F26-architecture-takeaways",{"path":293,"title":294,"stem":295},"\u002Fshockwave-curriculum\u002Flessons\u002Fch27-program-design-and-abstraction\u002F1-abstraction-and-program-design","Abstraction and Program Design","shockwave-curriculum\u002Flessons\u002Fch27-program-design-and-abstraction\u002F27.1-abstraction-and-program-design",{"path":297,"title":298,"stem":299},"\u002Fshockwave-curriculum\u002Flessons\u002Fch27-program-design-and-abstraction\u002F2-impact-of-program-design","Impact of Program Design","shockwave-curriculum\u002Flessons\u002Fch27-program-design-and-abstraction\u002F27.2-impact-of-program-design",{"path":301,"title":302,"stem":303},"\u002Fshockwave-curriculum\u002Flessons\u002Fch28-algorithms-searching-sorting-recursion\u002F1-searching-algorithms","Searching Algorithms","shockwave-curriculum\u002Flessons\u002Fch28-algorithms-searching-sorting-recursion\u002F28.1-searching-algorithms",{"path":305,"title":306,"stem":307},"\u002Fshockwave-curriculum\u002Flessons\u002Fch28-algorithms-searching-sorting-recursion\u002F2-sorting-algorithms","Sorting Algorithms","shockwave-curriculum\u002Flessons\u002Fch28-algorithms-searching-sorting-recursion\u002F28.2-sorting-algorithms",{"path":309,"title":310,"stem":311},"\u002Fshockwave-curriculum\u002Flessons\u002Fch28-algorithms-searching-sorting-recursion\u002F3-recursion","Recursion","shockwave-curriculum\u002Flessons\u002Fch28-algorithms-searching-sorting-recursion\u002F28.3-recursion",{"path":313,"title":314,"stem":315},"\u002Fshockwave-curriculum\u002Flessons\u002Fch28-algorithms-searching-sorting-recursion\u002F4-recursive-searching-and-sorting","Recursive Searching and Sorting","shockwave-curriculum\u002Flessons\u002Fch28-algorithms-searching-sorting-recursion\u002F28.4-recursive-searching-and-sorting",{"path":317,"title":318,"stem":319},"\u002Fshockwave-curriculum\u002Flessons\u002Fch29-git-and-github-basics\u002F1-coming-soon","Git & GitHub Basics — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch29-git-and-github-basics\u002F29.1-coming-soon",{"path":321,"title":322,"stem":323},"\u002Fshockwave-curriculum\u002Flessons\u002Fch30-git-history-and-merging\u002F1-coming-soon","Git — History & Merging — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch30-git-history-and-merging\u002F30.1-coming-soon",{"path":325,"title":326,"stem":327},"\u002Fshockwave-curriculum\u002Flessons\u002Fch31-dev-environment-and-tooling\u002F1-coming-soon","Dev Environment & Tooling — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch31-dev-environment-and-tooling\u002F31.1-coming-soon",{"path":329,"title":330,"stem":331},"\u002Fshockwave-curriculum\u002Flessons\u002Fch32-unit-testing\u002F1-coming-soon","Unit Testing — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch32-unit-testing\u002F32.1-coming-soon",{"path":333,"title":334,"stem":335},"\u002Fshockwave-curriculum\u002Flessons\u002Fch33-advantagekit-autologging\u002F1-coming-soon","AdvantageKit — AutoLogging — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch33-advantagekit-autologging\u002F33.1-coming-soon",{"path":337,"title":338,"stem":339},"\u002Fshockwave-curriculum\u002Flessons\u002Fch34-log-replay\u002F1-coming-soon","Log Replay — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch34-log-replay\u002F34.1-coming-soon",{"path":341,"title":342,"stem":343},"\u002Fshockwave-curriculum\u002Flessons\u002Fch35-advantagescope-i-visualization\u002F1-coming-soon","AdvantageScope I: Visualization — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch35-advantagescope-i-visualization\u002F35.1-coming-soon",{"path":345,"title":346,"stem":347},"\u002Fshockwave-curriculum\u002Flessons\u002Fch36-advantagescope-ii-custom-3d-assets\u002F1-coming-soon","AdvantageScope II: Custom 3D Assets — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch36-advantagescope-ii-custom-3d-assets\u002F36.1-coming-soon",{"path":349,"title":350,"stem":351},"\u002Fshockwave-curriculum\u002Flessons\u002Fch37-autonomous-i\u002F1-coming-soon","Autonomous I — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch37-autonomous-i\u002F37.1-coming-soon",{"path":353,"title":354,"stem":355},"\u002Fshockwave-curriculum\u002Flessons\u002Fch38-autonomous-ii-pathplanner-and-trajectories\u002F1-coming-soon","Autonomous II: PathPlanner & Trajectories — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch38-autonomous-ii-pathplanner-and-trajectories\u002F38.1-coming-soon",{"path":357,"title":358,"stem":359},"\u002Fshockwave-curriculum\u002Flessons\u002Fch39-control-fundamentals\u002F1-coming-soon","Control Fundamentals — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch39-control-fundamentals\u002F39.1-coming-soon",{"path":361,"title":362,"stem":363},"\u002Fshockwave-curriculum\u002Flessons\u002Fch40-motion-profiles\u002F1-coming-soon","Motion Profiles — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch40-motion-profiles\u002F40.1-coming-soon",{"path":365,"title":366,"stem":367},"\u002Fshockwave-curriculum\u002Flessons\u002Fch41-hardware-fundamentals\u002F1-coming-soon","Hardware Fundamentals — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch41-hardware-fundamentals\u002F41.1-coming-soon",{"path":369,"title":370,"stem":371},"\u002Fshockwave-curriculum\u002Flessons\u002Fch42-photonvision\u002F1-coming-soon","PhotonVision — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch42-photonvision\u002F42.1-coming-soon",{"path":373,"title":374,"stem":375},"\u002Fshockwave-curriculum\u002Flessons\u002Fch43-apriltags-and-pose\u002F1-coming-soon","AprilTags & Pose — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch43-apriltags-and-pose\u002F43.1-coming-soon",{"path":377,"title":378,"stem":379},"\u002Fshockwave-curriculum\u002Flessons\u002Fch44-subsystems-i\u002F1-coming-soon","Subsystems I — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch44-subsystems-i\u002F44.1-coming-soon",{"path":381,"title":382,"stem":383},"\u002Fshockwave-curriculum\u002Flessons\u002Fch45-subsystems-ii-advanced\u002F1-coming-soon","Subsystems II — Advanced — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch45-subsystems-ii-advanced\u002F45.1-coming-soon",{"path":385,"title":386,"stem":387},"\u002Fshockwave-curriculum\u002Flessons\u002Fch46-team-utilities-i\u002F1-coming-soon","Team Utilities I — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch46-team-utilities-i\u002F46.1-coming-soon",{"path":389,"title":390,"stem":391},"\u002Fshockwave-curriculum\u002Flessons\u002Fch47-field-constants\u002F1-coming-soon","Field Constants — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch47-field-constants\u002F47.1-coming-soon",{"path":393,"title":394,"stem":395},"\u002Fshockwave-curriculum\u002Flessons\u002Fch48-troubleshooting-i-runtime-debug\u002F1-coming-soon","Troubleshooting I — Runtime Debug — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch48-troubleshooting-i-runtime-debug\u002F48.1-coming-soon",{"path":397,"title":398,"stem":399},"\u002Fshockwave-curriculum\u002Flessons\u002Fch49-troubleshooting-ii-can-and-sim\u002F1-coming-soon","Troubleshooting II: CAN & Sim — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch49-troubleshooting-ii-can-and-sim\u002F49.1-coming-soon",{"path":401,"title":402,"stem":403},"\u002Fshockwave-curriculum\u002Flessons\u002Fch50-vendor-libraries-talonfx\u002F1-coming-soon","Vendor Libraries: TalonFX — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch50-vendor-libraries-talonfx\u002F50.1-coming-soon",{"path":405,"title":406,"stem":407},"\u002Fshockwave-curriculum\u002Flessons\u002Fch51-robot-alerts\u002F1-coming-soon","Robot Alerts — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch51-robot-alerts\u002F51.1-coming-soon",{"path":409,"title":410,"stem":411},"\u002Fshockwave-curriculum\u002Flessons\u002Fch52-wpilib-commands\u002F1-coming-soon","WPILib Commands — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch52-wpilib-commands\u002F52.1-coming-soon",{"path":413,"title":414,"stem":415},"\u002Fshockwave-curriculum\u002Flessons\u002Fch53-wpilib-geometry\u002F1-coming-soon","WPILib Geometry — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch53-wpilib-geometry\u002F53.1-coming-soon",{"path":417,"title":418,"stem":419},"\u002Fshockwave-curriculum\u002Flessons\u002Fch54-networktables\u002F1-coming-soon","NetworkTables — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch54-networktables\u002F54.1-coming-soon",{"path":421,"title":422,"stem":423},"\u002Fshockwave-curriculum\u002Flessons\u002Fch55-command-scheduler\u002F1-coming-soon","Command Scheduler — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch55-command-scheduler\u002F55.1-coming-soon",{"path":425,"title":426,"stem":427},"\u002Fshockwave-curriculum\u002Flessons\u002Fch56-wpilib-timers\u002F1-coming-soon","WPILib Timers — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch56-wpilib-timers\u002F56.1-coming-soon",{"path":429,"title":430,"stem":431},"\u002Fshockwave-curriculum\u002Flessons\u002Fch57-wpilib-triggers\u002F1-coming-soon","WPILib Triggers — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch57-wpilib-triggers\u002F57.1-coming-soon",{"path":433,"title":434,"stem":435},"\u002Fshockwave-curriculum\u002Flessons\u002Fch58-vendor-units-and-conversions\u002F1-coming-soon","Vendor Units & Conversions — Coming Soon","shockwave-curriculum\u002Flessons\u002Fch58-vendor-units-and-conversions\u002F58.1-coming-soon",[437,441,445,449,453,457,461,465,469,473,477,481,485,489,493,497,501,505,509,513,517,521,525,529,533,537,541,545,549,553,557,561,565,569,573,577,581,585,589,593],{"path":438,"title":439,"stem":440},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch01-why-java-for-frc\u002F2-intro-to-algorithms-programming-and-compilers","Intro to Algorithms, Programming & Compilers — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch01-why-java-for-frc\u002F1.2-intro-to-algorithms-programming-and-compilers",{"path":442,"title":443,"stem":444},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F1-variables-and-data-types","Variables & Data Types — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F2.1-variables-and-data-types",{"path":446,"title":447,"stem":448},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F2-expressions-and-output","Expressions & Output — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F2.2-expressions-and-output",{"path":450,"title":451,"stem":452},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F3-assignment-and-input","Assignment & Input — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F2.3-assignment-and-input",{"path":454,"title":455,"stem":456},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F4-casting-and-ranges-of-values","Casting & Ranges of Values — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F2.4-casting-and-ranges-of-values",{"path":458,"title":459,"stem":460},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F5-compound-assignment-operators","Compound Assignment Operators — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch02-variables-and-types\u002F2.5-compound-assignment-operators",{"path":462,"title":463,"stem":464},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch03-apis-libraries-and-documentation\u002F1-apis-and-libraries","APIs and Libraries — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch03-apis-libraries-and-documentation\u002F3.1-apis-and-libraries",{"path":466,"title":467,"stem":468},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch03-apis-libraries-and-documentation\u002F2-documentation-with-comments-and-preconditions","Documentation with Comments and Preconditions — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch03-apis-libraries-and-documentation\u002F3.2-documentation-with-comments-and-preconditions",{"path":470,"title":471,"stem":472},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch03-apis-libraries-and-documentation\u002F3-packages-and-imports","Packages & Imports — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch03-apis-libraries-and-documentation\u002F3.3-packages-and-imports",{"path":474,"title":475,"stem":476},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F1-methods-signatures-and-parameters","Methods, Signatures & Parameters — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F4.1-methods-signatures-and-parameters",{"path":478,"title":479,"stem":480},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F2-calling-class-methods","Calling Class Methods — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F4.2-calling-class-methods",{"path":482,"title":483,"stem":484},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F3-using-the-math-class","Using the Math Class — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F4.3-using-the-math-class",{"path":486,"title":487,"stem":488},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F4-objects-instances-of-classes","Objects — Instances of Classes — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F4.4-objects-instances-of-classes",{"path":490,"title":491,"stem":492},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F5-creating-and-initializing-objects-constructors","Creating & Initializing Objects: Constructors — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F4.5-creating-and-initializing-objects-constructors",{"path":494,"title":495,"stem":496},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F6-calling-instance-methods","Calling Instance Methods — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F4.6-calling-instance-methods",{"path":498,"title":499,"stem":500},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F1-5.2-if-statements-and-for-loops","if Statements & For Loops — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.1-5.2-if-statements-and-for-loops",{"path":502,"title":503,"stem":504},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F10-nested-iteration","Nested Iteration — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.10-nested-iteration",{"path":506,"title":507,"stem":508},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F11-informal-runtime-analysis-of-loops","Informal Runtime Analysis of Loops — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.11-informal-runtime-analysis-of-loops",{"path":510,"title":511,"stem":512},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F3-algorithms-with-selection-and-repetition","Algorithms with Selection and Repetition — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.3-algorithms-with-selection-and-repetition",{"path":514,"title":515,"stem":516},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F4-boolean-expressions","Boolean Expressions — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.4-boolean-expressions",{"path":518,"title":519,"stem":520},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5-nested-if-statements","Nested if Statements — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.5-nested-if-statements",{"path":522,"title":523,"stem":524},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F6-compound-boolean-expressions","Compound Boolean Expressions — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.6-compound-boolean-expressions",{"path":526,"title":527,"stem":528},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F7-comparing-boolean-expressions-de-morgans-laws","Comparing Boolean Expressions (De Morgan's Laws) — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.7-comparing-boolean-expressions-de-morgans-laws",{"path":530,"title":531,"stem":532},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F8-while-loops","While Loops — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.8-while-loops",{"path":534,"title":535,"stem":536},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F9-implementing-selection-and-iteration-algorithms","Implementing Selection and Iteration Algorithms — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch05-control-structures\u002F5.9-implementing-selection-and-iteration-algorithms",{"path":538,"title":539,"stem":540},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch06-strings\u002F1-strings","Strings — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch06-strings\u002F6.1-strings",{"path":542,"title":543,"stem":544},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch06-strings\u002F2-string-algorithms","String Algorithms — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch06-strings\u002F6.2-string-algorithms",{"path":546,"title":547,"stem":548},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch07-the-class-blueprint\u002F1-anatomy-of-a-java-class","Anatomy of a Java Class — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch07-the-class-blueprint\u002F7.1-anatomy-of-a-java-class",{"path":550,"title":551,"stem":552},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch07-the-class-blueprint\u002F2-methods-how-to-write-them","Methods: How to Write Them — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch07-the-class-blueprint\u002F7.2-methods-how-to-write-them",{"path":554,"title":555,"stem":556},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch07-the-class-blueprint\u002F3-methods-passing-and-returning-references-of-an-object","Methods: Passing & Returning References of an Object — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch07-the-class-blueprint\u002F7.3-methods-passing-and-returning-references-of-an-object",{"path":558,"title":559,"stem":560},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch07-the-class-blueprint\u002F4-class-static-variables-and-methods","Class (static) Variables & Methods — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch07-the-class-blueprint\u002F7.4-class-static-variables-and-methods",{"path":562,"title":563,"stem":564},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch08-constructors-and-this\u002F1-8.2-constructors-and-this","Constructors & \"this\" — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch08-constructors-and-this\u002F8.1-8.2-constructors-and-this",{"path":566,"title":567,"stem":568},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F1-array-creation-and-access","Array Creation and Access — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.1-array-creation-and-access",{"path":570,"title":571,"stem":572},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F2-arraylist-and-its-methods","ArrayList and its Methods — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.2-arraylist-and-its-methods",{"path":574,"title":575,"stem":576},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F3-optional-hashmap-dictionary-data-structure","Optional: HashMap (Dictionary) Data Structure — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.3-optional-hashmap-dictionary-data-structure",{"path":578,"title":579,"stem":580},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F4-array-traversals","Array Traversals — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.4-array-traversals",{"path":582,"title":583,"stem":584},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F5-implementing-array-algorithms","Implementing Array Algorithms — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.5-implementing-array-algorithms",{"path":586,"title":587,"stem":588},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F6-arraylist-traversals","ArrayList Traversals — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.6-arraylist-traversals",{"path":590,"title":591,"stem":592},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F7-implementing-arraylist-algorithms","Implementing ArrayList Algorithms — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.7-implementing-arraylist-algorithms",{"path":594,"title":595,"stem":596},"\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F8-using-text-files","Using Text Files — Worked Example","shockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.8-using-text-files",[598,602,606,610,614,618,622,626,630,634,638,642,646,650,654,658,662,666,670,674,678,682,686,690,694,698,702,706,710,714,718,722,726,730,734,738,742,746,750,754],{"path":599,"title":600,"stem":601},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch01-why-java-for-frc\u002F2-intro-to-algorithms-programming-and-compilers","Intro to Algorithms, Programming & Compilers — Exercises","shockwave-curriculum\u002Fexercises\u002Fch01-why-java-for-frc\u002F1.2-intro-to-algorithms-programming-and-compilers",{"path":603,"title":604,"stem":605},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F1-variables-and-data-types","Variables & Data Types — Exercises","shockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F2.1-variables-and-data-types",{"path":607,"title":608,"stem":609},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F2-expressions-and-output","Expressions & Output — Exercises","shockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F2.2-expressions-and-output",{"path":611,"title":612,"stem":613},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F3-assignment-and-input","Assignment & Input — Exercises","shockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F2.3-assignment-and-input",{"path":615,"title":616,"stem":617},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F4-casting-and-ranges-of-values","Casting & Ranges of Values — Exercises","shockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F2.4-casting-and-ranges-of-values",{"path":619,"title":620,"stem":621},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F5-compound-assignment-operators","Compound Assignment Operators — Exercises","shockwave-curriculum\u002Fexercises\u002Fch02-variables-and-types\u002F2.5-compound-assignment-operators",{"path":623,"title":624,"stem":625},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch03-apis-libraries-and-documentation\u002F1-apis-and-libraries","APIs and Libraries — Exercises","shockwave-curriculum\u002Fexercises\u002Fch03-apis-libraries-and-documentation\u002F3.1-apis-and-libraries",{"path":627,"title":628,"stem":629},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch03-apis-libraries-and-documentation\u002F2-documentation-with-comments-and-preconditions","Documentation with Comments and Preconditions — Exercises","shockwave-curriculum\u002Fexercises\u002Fch03-apis-libraries-and-documentation\u002F3.2-documentation-with-comments-and-preconditions",{"path":631,"title":632,"stem":633},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch03-apis-libraries-and-documentation\u002F3-packages-and-imports","Packages & Imports — Exercises","shockwave-curriculum\u002Fexercises\u002Fch03-apis-libraries-and-documentation\u002F3.3-packages-and-imports",{"path":635,"title":636,"stem":637},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F1-methods-signatures-and-parameters","Methods, Signatures & Parameters — Exercises","shockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F4.1-methods-signatures-and-parameters",{"path":639,"title":640,"stem":641},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F2-calling-class-methods","Calling Class Methods — Exercises","shockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F4.2-calling-class-methods",{"path":643,"title":644,"stem":645},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F3-using-the-math-class","Using the Math Class — Exercises","shockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F4.3-using-the-math-class",{"path":647,"title":648,"stem":649},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F4-objects-instances-of-classes","Objects — Instances of Classes — Exercises","shockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F4.4-objects-instances-of-classes",{"path":651,"title":652,"stem":653},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F5-creating-and-initializing-objects-constructors","Creating & Initializing Objects: Constructors — Exercises","shockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F4.5-creating-and-initializing-objects-constructors",{"path":655,"title":656,"stem":657},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F6-calling-instance-methods","Calling Instance Methods — Exercises","shockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F4.6-calling-instance-methods",{"path":659,"title":660,"stem":661},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F1-5.2-if-statements-and-for-loops","if Statements & For Loops — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.1-5.2-if-statements-and-for-loops",{"path":663,"title":664,"stem":665},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F10-nested-iteration","Nested Iteration — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.10-nested-iteration",{"path":667,"title":668,"stem":669},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F11-informal-runtime-analysis-of-loops","Informal Runtime Analysis of Loops — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.11-informal-runtime-analysis-of-loops",{"path":671,"title":672,"stem":673},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F3-algorithms-with-selection-and-repetition","Algorithms with Selection and Repetition — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.3-algorithms-with-selection-and-repetition",{"path":675,"title":676,"stem":677},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F4-boolean-expressions","Boolean Expressions — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.4-boolean-expressions",{"path":679,"title":680,"stem":681},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5-nested-if-statements","Nested if Statements — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.5-nested-if-statements",{"path":683,"title":684,"stem":685},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F6-compound-boolean-expressions","Compound Boolean Expressions — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.6-compound-boolean-expressions",{"path":687,"title":688,"stem":689},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F7-comparing-boolean-expressions-de-morgans-laws","Comparing Boolean Expressions (De Morgan's Laws) — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.7-comparing-boolean-expressions-de-morgans-laws",{"path":691,"title":692,"stem":693},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F8-while-loops","While Loops — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.8-while-loops",{"path":695,"title":696,"stem":697},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F9-implementing-selection-and-iteration-algorithms","Implementing Selection and Iteration Algorithms — Exercises","shockwave-curriculum\u002Fexercises\u002Fch05-control-structures\u002F5.9-implementing-selection-and-iteration-algorithms",{"path":699,"title":700,"stem":701},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch06-strings\u002F1-strings","Strings — Exercises","shockwave-curriculum\u002Fexercises\u002Fch06-strings\u002F6.1-strings",{"path":703,"title":704,"stem":705},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch06-strings\u002F2-string-algorithms","String Algorithms — Exercises","shockwave-curriculum\u002Fexercises\u002Fch06-strings\u002F6.2-string-algorithms",{"path":707,"title":708,"stem":709},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch07-the-class-blueprint\u002F1-anatomy-of-a-java-class","Anatomy of a Java Class — Exercises","shockwave-curriculum\u002Fexercises\u002Fch07-the-class-blueprint\u002F7.1-anatomy-of-a-java-class",{"path":711,"title":712,"stem":713},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch07-the-class-blueprint\u002F2-methods-how-to-write-them","Methods: How to Write Them — Exercises","shockwave-curriculum\u002Fexercises\u002Fch07-the-class-blueprint\u002F7.2-methods-how-to-write-them",{"path":715,"title":716,"stem":717},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch07-the-class-blueprint\u002F3-methods-passing-and-returning-references-of-an-object","Methods: Passing & Returning References of an Object — Exercises","shockwave-curriculum\u002Fexercises\u002Fch07-the-class-blueprint\u002F7.3-methods-passing-and-returning-references-of-an-object",{"path":719,"title":720,"stem":721},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch07-the-class-blueprint\u002F4-class-static-variables-and-methods","Class (static) Variables & Methods — Exercises","shockwave-curriculum\u002Fexercises\u002Fch07-the-class-blueprint\u002F7.4-class-static-variables-and-methods",{"path":723,"title":724,"stem":725},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch08-constructors-and-this\u002F1-8.2-constructors-and-this","Constructors & \"this\" — Exercises","shockwave-curriculum\u002Fexercises\u002Fch08-constructors-and-this\u002F8.1-8.2-constructors-and-this",{"path":727,"title":728,"stem":729},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F1-array-creation-and-access","Array Creation and Access — Exercises","shockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.1-array-creation-and-access",{"path":731,"title":732,"stem":733},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F2-arraylist-and-its-methods","ArrayList and its Methods — Exercises","shockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.2-arraylist-and-its-methods",{"path":735,"title":736,"stem":737},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F3-optional-hashmap-dictionary-data-structure","Optional: HashMap (Dictionary) Data Structure — Exercises","shockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.3-optional-hashmap-dictionary-data-structure",{"path":739,"title":740,"stem":741},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F4-array-traversals","Array Traversals — Exercises","shockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.4-array-traversals",{"path":743,"title":744,"stem":745},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F5-implementing-array-algorithms","Implementing Array Algorithms — Exercises","shockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.5-implementing-array-algorithms",{"path":747,"title":748,"stem":749},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F6-arraylist-traversals","ArrayList Traversals — Exercises","shockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.6-arraylist-traversals",{"path":751,"title":752,"stem":753},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F7-implementing-arraylist-algorithms","Implementing ArrayList Algorithms — Exercises","shockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.7-implementing-arraylist-algorithms",{"path":755,"title":756,"stem":757},"\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F8-using-text-files","Using Text Files — Exercises","shockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.8-using-text-files",{"id":759,"title":138,"body":760,"description":799,"extension":1094,"meta":1095,"navigation":834,"path":137,"seo":1098,"stem":139,"__hash__":1099},"lessons\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.1-array-creation-and-access.md",{"type":761,"value":762,"toc":1085},"minimark",[763,767,772,793,809,813,842,849,881,885,900,920,933,937,947,962,966,969,989,993,1042,1046,1070,1081],[764,765,138],"h1",{"id":766},"array-creation-and-access",[768,769,771],"h2",{"id":770},"what-an-array-is","What an Array Is",[773,774,775,776,780,781,785,786,785,789,792],"p",{},"An array is a fixed-size block of memory holding several values of the same type, accessed by position (",[777,778,779],"strong",{},"index",") instead of by separate variable names — the fix for needing ",[782,783,784],"code",{},"motor1",", ",[782,787,788],{},"motor2",[782,790,791],{},"motor3","... variables.",[794,795,800],"pre",{"className":796,"code":797,"language":798,"meta":799,"style":799},"language-java shiki shiki-themes github-light github-dark","int[] canBusIds = {1, 2, 3, 4}; \u002F\u002F an initializer list — size inferred, values set immediately\n","java","",[782,801,802],{"__ignoreMap":799},[803,804,807],"span",{"class":805,"line":806},"line",1,[803,808,797],{},[768,810,812],{"id":811},"two-ways-to-create-one","Two Ways to Create One",[794,814,816],{"className":796,"code":815,"language":798,"meta":799,"style":799},"int[] canBusIds;              \u002F\u002F declares the variable — no array exists yet (it's null)\ncanBusIds = new int[4];       \u002F\u002F creates a 4-element array — all elements start at 0\n\nint[] canBusIds2 = {1, 2, 3, 4}; \u002F\u002F initializer list: create + fill in one step\n",[782,817,818,823,829,836],{"__ignoreMap":799},[803,819,820],{"class":805,"line":806},[803,821,822],{},"int[] canBusIds;              \u002F\u002F declares the variable — no array exists yet (it's null)\n",[803,824,826],{"class":805,"line":825},2,[803,827,828],{},"canBusIds = new int[4];       \u002F\u002F creates a 4-element array — all elements start at 0\n",[803,830,832],{"class":805,"line":831},3,[803,833,835],{"emptyLinePlaceholder":834},true,"\n",[803,837,839],{"class":805,"line":838},4,[803,840,841],{},"int[] canBusIds2 = {1, 2, 3, 4}; \u002F\u002F initializer list: create + fill in one step\n",[773,843,844,845,848],{},"An array is itself an object — a declared-but-not-yet-created array variable holds ",[782,846,847],{},"null",", exactly like any other reference type.",[773,850,851,852,855,856,859,860,785,863,859,866,785,869,859,872,785,875,859,877,880],{},"When you create an array with ",[782,853,854],{},"new"," and a size, every element starts at that type's default: ",[782,857,858],{},"0"," for ",[782,861,862],{},"int",[782,864,865],{},"0.0",[782,867,868],{},"double",[782,870,871],{},"false",[782,873,874],{},"boolean",[782,876,847],{},[782,878,879],{},"String"," or any reference type.",[768,882,884],{"id":883},"indexing","Indexing",[773,886,887,888,891,892,895,896,899],{},"Indices start at 0; the last valid index is always ",[782,889,890],{},"length - 1"," (a ",[782,893,894],{},"public final int"," field, not a method — no parentheses, unlike ",[782,897,898],{},"String.length()",").",[794,901,903],{"className":796,"code":902,"language":798,"meta":799,"style":799},"System.out.println(canBusIds.length); \u002F\u002F 4\ncanBusIds[0] = 5;                     \u002F\u002F assign\nSystem.out.println(canBusIds[0]);     \u002F\u002F read — prints 5\n",[782,904,905,910,915],{"__ignoreMap":799},[803,906,907],{"class":805,"line":806},[803,908,909],{},"System.out.println(canBusIds.length); \u002F\u002F 4\n",[803,911,912],{"class":805,"line":825},[803,913,914],{},"canBusIds[0] = 5;                     \u002F\u002F assign\n",[803,916,917],{"class":805,"line":831},[803,918,919],{},"System.out.println(canBusIds[0]);     \u002F\u002F read — prints 5\n",[773,921,922,923,925,926,928,929,932],{},"Accessing an index outside ",[782,924,858],{}," to ",[782,927,890],{}," throws ",[782,930,931],{},"ArrayIndexOutOfBoundsException"," — one of the most common real runtime errors.",[768,934,936],{"id":935},"parallel-arrays","Parallel Arrays",[773,938,939,940,943,944,946],{},"Two (or more) arrays, kept in the same order, where index ",[782,941,942],{},"i"," in one corresponds to index ",[782,945,942],{}," in the other:",[794,948,950],{"className":796,"code":949,"language":798,"meta":799,"style":799},"String[] autoNames = {\"3-Piece-Left\", \"1-Piece-Safe\", \"Mobility-Only\"};\ndouble[] autoTimes = {14.2, 8.5, 3.1}; \u002F\u002F autoTimes[i] is the recorded time for autoNames[i]\n",[782,951,952,957],{"__ignoreMap":799},[803,953,954],{"class":805,"line":806},[803,955,956],{},"String[] autoNames = {\"3-Piece-Left\", \"1-Piece-Safe\", \"Mobility-Only\"};\n",[803,958,959],{"class":805,"line":825},[803,960,961],{},"double[] autoTimes = {14.2, 8.5, 3.1}; \u002F\u002F autoTimes[i] is the recorded time for autoNames[i]\n",[768,963,965],{"id":964},"arrays-of-objects","Arrays of Objects",[773,967,968],{},"An array can hold any type, including your own classes — but each element still has to be constructed individually:",[794,970,972],{"className":796,"code":971,"language":798,"meta":799,"style":799},"TalonFX[] driveMotors = new TalonFX[4]; \u002F\u002F 4 slots, all currently null\ndriveMotors[0] = new TalonFX(1);        \u002F\u002F must construct each element separately\ndriveMotors[0].set(0.5);                \u002F\u002F then call methods through the index\n",[782,973,974,979,984],{"__ignoreMap":799},[803,975,976],{"class":805,"line":806},[803,977,978],{},"TalonFX[] driveMotors = new TalonFX[4]; \u002F\u002F 4 slots, all currently null\n",[803,980,981],{"class":805,"line":825},[803,982,983],{},"driveMotors[0] = new TalonFX(1);        \u002F\u002F must construct each element separately\n",[803,985,986],{"class":805,"line":831},[803,987,988],{},"driveMotors[0].set(0.5);                \u002F\u002F then call methods through the index\n",[768,990,992],{"id":991},"common-pitfalls","Common Pitfalls",[994,995,996,1014,1027],"ul",{},[997,998,999,1002,1003,1006,1007,1009,1010,1013],"li",{},[777,1000,1001],{},"Forgetting an array must be constructed, not just declared."," ",[782,1004,1005],{},"int[] canBusIds;"," alone is ",[782,1008,847],{}," — you need ",[782,1011,1012],{},"new int[size]"," or an initializer list before using it.",[997,1015,1016,1019,1020,1022,1023,1026],{},[777,1017,1018],{},"Off-by-one on the last index."," The last valid index is ",[782,1021,890],{},", not ",[782,1024,1025],{},"length",".",[997,1028,1029,1002,1032,1035,1036,1038,1039,1026],{},[777,1030,1031],{},"Forgetting to construct each element of an object array.",[782,1033,1034],{},"new TalonFX[4]"," gives you 4 ",[782,1037,847],{}," slots, not 4 ready-to-use motor objects — each one still needs its own ",[782,1040,1041],{},"new TalonFX(...)",[768,1043,1045],{"id":1044},"key-takeaways","Key Takeaways",[994,1047,1048,1051,1057,1064,1067],{},[997,1049,1050],{},"An array is a fixed-size, same-type collection, accessed by a 0-based index.",[997,1052,1053,1056],{},[782,1054,1055],{},"new type[size]"," creates an array with every element at its type's default; an initializer list creates and fills it in one step.",[997,1058,1059,1061,1062,1026],{},[782,1060,1025],{}," is a field (no parentheses); the last valid index is ",[782,1063,890],{},[997,1065,1066],{},"Parallel arrays keep related data in sync by index.",[997,1068,1069],{},"An array of objects still requires constructing each element individually — the array itself doesn't build the objects for you.",[773,1071,1072,1073,1076,1077,1080],{},"Derived from ",[782,1074,1075],{},"csawesome-2026",": ",[782,1078,1079],{},"unit-4-data-collections\u002F4.03-array-creation-and-access.md"," (CSA 4.3)",[1082,1083,1084],"style",{},"html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}",{"title":799,"searchDepth":825,"depth":825,"links":1086},[1087,1088,1089,1090,1091,1092,1093],{"id":770,"depth":825,"text":771},{"id":811,"depth":825,"text":812},{"id":883,"depth":825,"text":884},{"id":935,"depth":825,"text":936},{"id":964,"depth":825,"text":965},{"id":991,"depth":825,"text":992},{"id":1044,"depth":825,"text":1045},"md",{"outlineRef":1096,"status":1097},"9.1 — Array Creation and Access (CSA 4.3)","new — authored lesson (fuller depth than the teaser slide). The existing deck slide combines items 9.1-9.3 into one teaser; this Lesson covers 9.1 (Arrays) on its own, since each of the three data structures (array, ArrayList, HashMap) warrants its own full-depth treatment.",{"title":138,"description":799},"KbuktCEu4_ThVJYExQZg5Ox1YztR55I_sYhr9lHZxtM",{"id":1101,"title":567,"body":1102,"description":799,"extension":1094,"meta":1489,"navigation":834,"path":566,"seo":1492,"stem":568,"__hash__":1493},"examples\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.1-array-creation-and-access.md",{"type":761,"value":1103,"toc":1479},[1104,1107,1111,1114,1118,1137,1141,1147,1156,1165,1169,1176,1206,1213,1217,1231,1250,1262,1266,1276,1356,1395,1406,1410,1417,1426,1435,1439,1477],[764,1105,567],{"id":1106},"array-creation-and-access-worked-example",[768,1108,1110],{"id":1109},"problem","Problem",[773,1112,1113],{},"The drivetrain has 4 motors. Store each motor's CAN bus ID and its mount position label (\"Front-Left\", \"Front-Right\", \"Back-Left\", \"Back-Right\"), then build an array of actual motor objects from those IDs.",[768,1115,1117],{"id":1116},"step-1-plan-it-first","Step 1: Plan It First",[1119,1120,1121,1124,1127,1134],"ol",{},[997,1122,1123],{},"Store the 4 CAN bus IDs.",[997,1125,1126],{},"Store the 4 position labels, kept in the same order as the IDs.",[997,1128,1129,1130,1133],{},"Build an array of ",[782,1131,1132],{},"Motor"," objects, one per CAN bus ID.",[997,1135,1136],{},"Show what happens if code asks for a 5th motor that doesn't exist.",[768,1138,1140],{"id":1139},"step-2-create-the-id-array","Step 2: Create the ID Array",[773,1142,1143,1144,1146],{},"An initializer list creates the array and fills it in one step — no separate ",[782,1145,854],{}," needed:",[794,1148,1150],{"className":796,"code":1149,"language":798,"meta":799,"style":799},"int[] canBusIds = {1, 2, 3, 4};\n",[782,1151,1152],{"__ignoreMap":799},[803,1153,1154],{"class":805,"line":806},[803,1155,1149],{},[773,1157,1158,1161,1162,1164],{},[782,1159,1160],{},"canBusIds"," now refers to a fixed-size array object holding exactly 4 ",[782,1163,862],{}," values.",[768,1166,1168],{"id":1167},"step-3-read-and-write-by-index","Step 3: Read and Write by Index",[773,1170,1171,1172,1175],{},"Indices start at 0, and the last valid index is ",[782,1173,1174],{},"canBusIds.length - 1",":",[794,1177,1179],{"className":796,"code":1178,"language":798,"meta":799,"style":799},"System.out.println(canBusIds.length);   \u002F\u002F 4\nSystem.out.println(canBusIds[0]);       \u002F\u002F 1 — the Front-Left motor's ID\n\ncanBusIds[3] = 9;                       \u002F\u002F the Back-Right motor got re-wired to CAN ID 9\nSystem.out.println(canBusIds[3]);       \u002F\u002F 9\n",[782,1180,1181,1186,1191,1195,1200],{"__ignoreMap":799},[803,1182,1183],{"class":805,"line":806},[803,1184,1185],{},"System.out.println(canBusIds.length);   \u002F\u002F 4\n",[803,1187,1188],{"class":805,"line":825},[803,1189,1190],{},"System.out.println(canBusIds[0]);       \u002F\u002F 1 — the Front-Left motor's ID\n",[803,1192,1193],{"class":805,"line":831},[803,1194,835],{"emptyLinePlaceholder":834},[803,1196,1197],{"class":805,"line":838},[803,1198,1199],{},"canBusIds[3] = 9;                       \u002F\u002F the Back-Right motor got re-wired to CAN ID 9\n",[803,1201,1203],{"class":805,"line":1202},5,[803,1204,1205],{},"System.out.println(canBusIds[3]);       \u002F\u002F 9\n",[773,1207,1208,1210,1211,1026],{},[782,1209,1025],{}," is a field, not a method — no parentheses, unlike ",[782,1212,898],{},[768,1214,1216],{"id":1215},"step-4-add-a-parallel-array","Step 4: Add a Parallel Array",[773,1218,1219,1220,1222,1223,1226,1227,1222,1229,1175],{},"A second array, kept in the same order, lets index ",[782,1221,942],{}," in ",[782,1224,1225],{},"positions"," describe index ",[782,1228,942],{},[782,1230,1160],{},[794,1232,1234],{"className":796,"code":1233,"language":798,"meta":799,"style":799},"String[] positions = {\"Front-Left\", \"Front-Right\", \"Back-Left\", \"Back-Right\"};\n\nSystem.out.println(positions[0] + \" is CAN ID \" + canBusIds[0]); \u002F\u002F Front-Left is CAN ID 1\n",[782,1235,1236,1241,1245],{"__ignoreMap":799},[803,1237,1238],{"class":805,"line":806},[803,1239,1240],{},"String[] positions = {\"Front-Left\", \"Front-Right\", \"Back-Left\", \"Back-Right\"};\n",[803,1242,1243],{"class":805,"line":825},[803,1244,835],{"emptyLinePlaceholder":834},[803,1246,1247],{"class":805,"line":831},[803,1248,1249],{},"System.out.println(positions[0] + \" is CAN ID \" + canBusIds[0]); \u002F\u002F Front-Left is CAN ID 1\n",[773,1251,1252,1254,1255,1257,1258,1261],{},[782,1253,1160],{}," and ",[782,1256,1225],{}," are ",[777,1259,1260],{},"parallel arrays"," — the same index always refers to the same motor across both.",[768,1263,1265],{"id":1264},"step-5-build-an-array-of-motor-objects","Step 5: Build an Array of Motor Objects",[773,1267,1268,1269,1272,1273,1275],{},"An array can hold objects too, but each element still needs to be constructed individually — ",[782,1270,1271],{},"new Motor[4]"," alone would give 4 ",[782,1274,847],{}," slots, not 4 ready-to-use motors:",[794,1277,1279],{"className":796,"code":1278,"language":798,"meta":799,"style":799},"public class Motor\n{\n    private int canBusId;\n\n    public Motor(int canBusId)\n    {\n        this.canBusId = canBusId;\n    }\n\n    public int getCanBusId()\n    {\n        return canBusId;\n    }\n}\n",[782,1280,1281,1286,1291,1296,1300,1305,1311,1317,1323,1328,1334,1339,1345,1350],{"__ignoreMap":799},[803,1282,1283],{"class":805,"line":806},[803,1284,1285],{},"public class Motor\n",[803,1287,1288],{"class":805,"line":825},[803,1289,1290],{},"{\n",[803,1292,1293],{"class":805,"line":831},[803,1294,1295],{},"    private int canBusId;\n",[803,1297,1298],{"class":805,"line":838},[803,1299,835],{"emptyLinePlaceholder":834},[803,1301,1302],{"class":805,"line":1202},[803,1303,1304],{},"    public Motor(int canBusId)\n",[803,1306,1308],{"class":805,"line":1307},6,[803,1309,1310],{},"    {\n",[803,1312,1314],{"class":805,"line":1313},7,[803,1315,1316],{},"        this.canBusId = canBusId;\n",[803,1318,1320],{"class":805,"line":1319},8,[803,1321,1322],{},"    }\n",[803,1324,1326],{"class":805,"line":1325},9,[803,1327,835],{"emptyLinePlaceholder":834},[803,1329,1331],{"class":805,"line":1330},10,[803,1332,1333],{},"    public int getCanBusId()\n",[803,1335,1337],{"class":805,"line":1336},11,[803,1338,1310],{},[803,1340,1342],{"class":805,"line":1341},12,[803,1343,1344],{},"        return canBusId;\n",[803,1346,1348],{"class":805,"line":1347},13,[803,1349,1322],{},[803,1351,1353],{"class":805,"line":1352},14,[803,1354,1355],{},"}\n",[794,1357,1359],{"className":796,"code":1358,"language":798,"meta":799,"style":799},"Motor[] motors = new Motor[4]; \u002F\u002F 4 null slots so far\nmotors[0] = new Motor(canBusIds[0]);\nmotors[1] = new Motor(canBusIds[1]);\nmotors[2] = new Motor(canBusIds[2]);\nmotors[3] = new Motor(canBusIds[3]);\n\nSystem.out.println(motors[0].getCanBusId()); \u002F\u002F 1\n",[782,1360,1361,1366,1371,1376,1381,1386,1390],{"__ignoreMap":799},[803,1362,1363],{"class":805,"line":806},[803,1364,1365],{},"Motor[] motors = new Motor[4]; \u002F\u002F 4 null slots so far\n",[803,1367,1368],{"class":805,"line":825},[803,1369,1370],{},"motors[0] = new Motor(canBusIds[0]);\n",[803,1372,1373],{"class":805,"line":831},[803,1374,1375],{},"motors[1] = new Motor(canBusIds[1]);\n",[803,1377,1378],{"class":805,"line":838},[803,1379,1380],{},"motors[2] = new Motor(canBusIds[2]);\n",[803,1382,1383],{"class":805,"line":1202},[803,1384,1385],{},"motors[3] = new Motor(canBusIds[3]);\n",[803,1387,1388],{"class":805,"line":1307},[803,1389,835],{"emptyLinePlaceholder":834},[803,1391,1392],{"class":805,"line":1313},[803,1393,1394],{},"System.out.println(motors[0].getCanBusId()); \u002F\u002F 1\n",[773,1396,1397,1398,1401,1402,1405],{},"Each ",[782,1399,1400],{},"motors[i]"," had to be built with its own ",[782,1403,1404],{},"new Motor(...)"," call — the array only reserves the slots.",[768,1407,1409],{"id":1408},"step-6-what-asking-for-a-5th-motor-does","Step 6: What Asking for a 5th Motor Does",[773,1411,1412,1413,1416],{},"There is no ",[782,1414,1415],{},"motors[4]"," — only indices 0 through 3 exist:",[794,1418,1420],{"className":796,"code":1419,"language":798,"meta":799,"style":799},"System.out.println(motors[4]); \u002F\u002F throws ArrayIndexOutOfBoundsException\n",[782,1421,1422],{"__ignoreMap":799},[803,1423,1424],{"class":805,"line":806},[803,1425,1419],{},[773,1427,1428,1429,1431,1432,1434],{},"This fails at run time, not at compile time — the array doesn't know how many elements \"should\" exist, only how many it was actually given (4, since ",[782,1430,1025],{}," is 4 and the last valid index is ",[782,1433,890],{},", which is 3).",[768,1436,1438],{"id":1437},"recap","Recap",[994,1440,1441,1443,1451,1459,1468],{},[997,1442,1050],{},[997,1444,1445,1446,1448,1449,1026],{},"An initializer list creates and fills an array in one step; ",[782,1447,1025],{}," is a field, and the last valid index is ",[782,1450,890],{},[997,1452,1453,1454,1254,1456,1458],{},"Parallel arrays (",[782,1455,1160],{},[782,1457,1225],{},") keep related data in sync by index.",[997,1460,1461,1462,1464,1465,1467],{},"An array of objects still requires constructing each element individually — ",[782,1463,1271],{}," gives 4 ",[782,1466,847],{}," slots, not 4 motors.",[997,1469,922,1470,925,1472,928,1474,1476],{},[782,1471,858],{},[782,1473,890],{},[782,1475,931],{}," at run time.",[1082,1478,1084],{},{"title":799,"searchDepth":825,"depth":825,"links":1480},[1481,1482,1483,1484,1485,1486,1487,1488],{"id":1109,"depth":825,"text":1110},{"id":1116,"depth":825,"text":1117},{"id":1139,"depth":825,"text":1140},{"id":1167,"depth":825,"text":1168},{"id":1215,"depth":825,"text":1216},{"id":1264,"depth":825,"text":1265},{"id":1408,"depth":825,"text":1409},{"id":1437,"depth":825,"text":1438},{"outlineRef":1096,"pairsWith":1490,"status":1491},"[`lessons\u002Fch09-storing-data\u002F9.1-array-creation-and-access.md`](..\u002F..\u002Flessons\u002Fch09-storing-data\u002F9.1-array-creation-and-access.md)","new — authored worked example (fully solved, walked step by step — not a problem to attempt)",{"title":567,"description":799},"6mKbFM3VaJsOQlhksBTj-Ku5q6ij2AEhcY35d6yCEIw",{"id":1495,"title":728,"body":1496,"description":799,"extension":1094,"meta":1768,"navigation":834,"path":727,"seo":1770,"stem":729,"__hash__":1771},"exercises\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.1-array-creation-and-access.md",{"type":761,"value":1497,"toc":1764},[1498,1501,1505,1515,1524,1529,1547,1553,1571,1593,1597,1603,1606,1656,1661,1702,1762],[764,1499,728],{"id":1500},"array-creation-and-access-exercises",[768,1502,1504],{"id":1503},"multiple-choice","Multiple Choice",[773,1506,1507,1510,1511,1514],{},[777,1508,1509],{},"Question:"," After this line runs, what is the value of ",[782,1512,1513],{},"climberHookPositions[2]","?",[794,1516,1518],{"className":796,"code":1517,"language":798,"meta":799,"style":799},"int[] climberHookPositions = new int[4];\n",[782,1519,1520],{"__ignoreMap":799},[803,1521,1522],{"class":805,"line":806},[803,1523,1517],{},[773,1525,1526],{},[777,1527,1528],{},"Options:",[994,1530,1531,1536,1541,1544],{},[997,1532,1533,1534],{},"A. ",[782,1535,858],{},[997,1537,1538,1539],{},"B. ",[782,1540,847],{},[997,1542,1543],{},"C. An undefined\u002Fgarbage value",[997,1545,1546],{},"D. This won't compile without an initializer list",[773,1548,1549,1552],{},[777,1550,1551],{},"Answer:"," A",[773,1554,1555,1002,1558,1561,1562,1564,1565,1567,1568,1570],{},[777,1556,1557],{},"Why:",[782,1559,1560],{},"new int[4]"," creates a 4-element array, and every element starts at ",[782,1563,862],{},"'s default value, which is ",[782,1566,858],{},". No initializer list was given, so all four slots equal ",[782,1569,858],{}," until something assigns them otherwise.",[994,1572,1573,1584,1587],{},[997,1574,1575,1576,1578,1579,1581,1582,1026],{},"B is wrong — ",[782,1577,847],{}," is the default for reference types (",[782,1580,879],{},", objects), not for a primitive like ",[782,1583,862],{},[997,1585,1586],{},"C is wrong — Java always sets array elements to a defined default; it never leaves them as garbage.",[997,1588,1589,1590,1592],{},"D is wrong — ",[782,1591,1055],{}," is a complete, valid way to create an array without an initializer list; both forms compile.",[768,1594,1596],{"id":1595},"micro-parsons","Micro-Parsons",[773,1598,1599,1602],{},[777,1600,1601],{},"Problem:"," These lines, once correctly ordered, form a complete program that creates an array of 3 solenoid channel numbers using an initializer list, then prints the last channel's number using its index.",[773,1604,1605],{},"Reorder the fragments below into a working program:",[994,1607,1608,1614,1620,1626,1632,1638,1644,1650],{},[997,1609,1610,1611],{},"a. ",[782,1612,1613],{},"        System.out.println(solenoidChannels[2]);",[997,1615,1616,1617],{},"b. ",[782,1618,1619],{},"public class PneumaticsConfig",[997,1621,1622,1623],{},"c. ",[782,1624,1625],{},"    }",[997,1627,1628,1629],{},"d. ",[782,1630,1631],{},"{",[997,1633,1634,1635],{},"e. ",[782,1636,1637],{},"    public static void main(String[] args)",[997,1639,1640,1641],{},"f. ",[782,1642,1643],{},"}",[997,1645,1646,1647],{},"g. ",[782,1648,1649],{},"    {",[997,1651,1652,1653],{},"h. ",[782,1654,1655],{},"        int[] solenoidChannels = {0, 1, 7};",[773,1657,1658,1660],{},[777,1659,1551],{}," b, d, e, g, h, a, c, f",[794,1662,1664],{"className":796,"code":1663,"language":798,"meta":799,"style":799},"public class PneumaticsConfig\n{\n    public static void main(String[] args)\n    {\n        int[] solenoidChannels = {0, 1, 7};\n        System.out.println(solenoidChannels[2]);\n    }\n}\n",[782,1665,1666,1671,1675,1680,1684,1689,1694,1698],{"__ignoreMap":799},[803,1667,1668],{"class":805,"line":806},[803,1669,1670],{},"public class PneumaticsConfig\n",[803,1672,1673],{"class":805,"line":825},[803,1674,1290],{},[803,1676,1677],{"class":805,"line":831},[803,1678,1679],{},"    public static void main(String[] args)\n",[803,1681,1682],{"class":805,"line":838},[803,1683,1310],{},[803,1685,1686],{"class":805,"line":1202},[803,1687,1688],{},"        int[] solenoidChannels = {0, 1, 7};\n",[803,1690,1691],{"class":805,"line":1307},[803,1692,1693],{},"        System.out.println(solenoidChannels[2]);\n",[803,1695,1696],{"class":805,"line":1313},[803,1697,1322],{},[803,1699,1700],{"class":805,"line":1319},[803,1701,1355],{},[773,1703,1704,1707,1708,1711,1712,1715,1716,1719,1720,1723,1724,1727,1728,1731,1732,1719,1735,1738,1739,1742,1743,1747,1748,1751,1752,1754,1755,1758,1759,899],{},[777,1705,1706],{},"Why this order:"," The class (",[782,1709,1710],{},"b",") and its opening brace (",[782,1713,1714],{},"d",") come first, followed by ",[782,1717,1718],{},"main"," (",[782,1721,1722],{},"e",") and its own opening brace (",[782,1725,1726],{},"g","). The array (",[782,1729,1730],{},"h",") must be created before it can be indexed, so it comes before the ",[782,1733,1734],{},"println",[782,1736,1737],{},"a",") — index ",[782,1740,1741],{},"2"," is the ",[1744,1745,1746],"em",{},"last"," valid index since indices start at 0, which is why it prints ",[782,1749,1750],{},"7",". The braces close in reverse: ",[782,1753,1718],{},"'s body first (",[782,1756,1757],{},"c","), then the class's body (",[782,1760,1761],{},"f",[1082,1763,1084],{},{"title":799,"searchDepth":825,"depth":825,"links":1765},[1766,1767],{"id":1503,"depth":825,"text":1504},{"id":1595,"depth":825,"text":1596},{"outlineRef":1096,"pairsWith":1490,"status":1769},"new — authored exercises (Multiple Choice + Micro-Parsons)",{"title":728,"description":799},"BeQVvStSAq87JSusF-znw4T7ClGw0YSytnZqaWMfh44",1790274944377]