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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":142,"body":760,"description":790,"extension":1157,"meta":1158,"navigation":806,"path":141,"seo":1161,"stem":143,"__hash__":1162},"lessons\u002Fshockwave-curriculum\u002Flessons\u002Fch09-storing-data\u002F9.2-arraylist-and-its-methods.md",{"type":761,"value":762,"toc":1149},"minimark",[763,767,772,784,820,824,841,856,860,902,918,922,1005,1009,1074,1078,1134,1145],[764,765,142],"h1",{"id":766},"arraylist-and-its-methods",[768,769,771],"h2",{"id":770},"why-arraylist-exists","Why ArrayList Exists",[773,774,775,776,783],"p",{},"An array's size is fixed forever once created. ",[777,778,779],"strong",{},[780,781,782],"code",{},"ArrayList"," is Java's resizable alternative — use it whenever you don't know the final size up front, or items will be added\u002Fremoved while the program runs (a growing log of events, for instance).",[785,786,791],"pre",{"className":787,"code":788,"language":789,"meta":790,"style":790},"language-java shiki shiki-themes github-light github-dark","import java.util.ArrayList;\n\nArrayList\u003CString> logs = new ArrayList\u003CString>();\nlogs.add(\"Robot Initialized\");\n","java","",[780,792,793,801,808,814],{"__ignoreMap":790},[794,795,798],"span",{"class":796,"line":797},"line",1,[794,799,800],{},"import java.util.ArrayList;\n",[794,802,804],{"class":796,"line":803},2,[794,805,807],{"emptyLinePlaceholder":806},true,"\n",[794,809,811],{"class":796,"line":810},3,[794,812,813],{},"ArrayList\u003CString> logs = new ArrayList\u003CString>();\n",[794,815,817],{"class":796,"line":816},4,[794,818,819],{},"logs.add(\"Robot Initialized\");\n",[768,821,823],{"id":822},"the-type-parameter","The Type Parameter",[773,825,826,829,830,832,833,836,837,840],{},[780,827,828],{},"ArrayList\u003CType>"," — the type in angle brackets is what kind of object the list holds. ",[780,831,782],{}," can only hold objects, never primitives directly — a list of numbers uses the wrapper types ",[780,834,835],{},"Integer","\u002F",[780,838,839],{},"Double"," (Java auto-converts back and forth, called autoboxing\u002Funboxing):",[785,842,844],{"className":787,"code":843,"language":789,"meta":790,"style":790},"ArrayList\u003CDouble> sensorReadings = new ArrayList\u003CDouble>();\nsensorReadings.add(2.4); \u002F\u002F autoboxed into a Double automatically\n",[780,845,846,851],{"__ignoreMap":790},[794,847,848],{"class":796,"line":797},[794,849,850],{},"ArrayList\u003CDouble> sensorReadings = new ArrayList\u003CDouble>();\n",[794,852,853],{"class":796,"line":803},[794,854,855],{},"sensorReadings.add(2.4); \u002F\u002F autoboxed into a Double automatically\n",[768,857,859],{"id":858},"core-methods","Core Methods",[785,861,863],{"className":787,"code":862,"language":789,"meta":790,"style":790},"ArrayList\u003CString> logs = new ArrayList\u003CString>();\nlogs.size();          \u002F\u002F number of elements (like length, but a method — () required)\nlogs.add(\"started\");  \u002F\u002F appends to the end\nlogs.add(0, \"boot\");  \u002F\u002F inserts at index 0, shifting everything else right\nlogs.get(0);           \u002F\u002F reads the element at index 0\nlogs.set(0, \"ready\");  \u002F\u002F replaces the element at index 0\nlogs.remove(0);        \u002F\u002F removes the element at index 0, shifting later ones left\n",[780,864,865,869,874,879,884,890,896],{"__ignoreMap":790},[794,866,867],{"class":796,"line":797},[794,868,813],{},[794,870,871],{"class":796,"line":803},[794,872,873],{},"logs.size();          \u002F\u002F number of elements (like length, but a method — () required)\n",[794,875,876],{"class":796,"line":810},[794,877,878],{},"logs.add(\"started\");  \u002F\u002F appends to the end\n",[794,880,881],{"class":796,"line":816},[794,882,883],{},"logs.add(0, \"boot\");  \u002F\u002F inserts at index 0, shifting everything else right\n",[794,885,887],{"class":796,"line":886},5,[794,888,889],{},"logs.get(0);           \u002F\u002F reads the element at index 0\n",[794,891,893],{"class":796,"line":892},6,[794,894,895],{},"logs.set(0, \"ready\");  \u002F\u002F replaces the element at index 0\n",[794,897,899],{"class":796,"line":898},7,[794,900,901],{},"logs.remove(0);        \u002F\u002F removes the element at index 0, shifting later ones left\n",[773,903,904,906,907,836,910,913,914,917],{},[780,905,782],{}," uses methods (",[780,908,909],{},"get",[780,911,912],{},"set",") instead of ",[780,915,916],{},"[]"," — it's a real class, not a built-in language feature the way arrays are.",[768,919,921],{"id":920},"array-vs-arraylist-side-by-side","Array vs. ArrayList, Side by Side",[923,924,925,940],"table",{},[926,927,928],"thead",{},[929,930,931,935,938],"tr",{},[932,933,934],"th",{},"Operation",[932,936,937],{},"array",[932,939,782],{},[941,942,943,959,974,989],"tbody",{},[929,944,945,949,954],{},[946,947,948],"td",{},"count",[946,950,951],{},[780,952,953],{},"arr.length",[946,955,956],{},[780,957,958],{},"list.size()",[929,960,961,964,969],{},[946,962,963],{},"read",[946,965,966],{},[780,967,968],{},"arr[i]",[946,970,971],{},[780,972,973],{},"list.get(i)",[929,975,976,979,984],{},[946,977,978],{},"write",[946,980,981],{},[780,982,983],{},"arr[i] = v;",[946,985,986],{},[780,987,988],{},"list.set(i, v);",[929,990,991,994,997],{},[946,992,993],{},"grow\u002Fshrink",[946,995,996],{},"not possible",[946,998,999,836,1002],{},[780,1000,1001],{},"add",[780,1003,1004],{},"remove",[768,1006,1008],{"id":1007},"common-pitfalls","Common Pitfalls",[1010,1011,1012,1029,1051],"ul",{},[1013,1014,1015,1021,1022,836,1025,1028],"li",{},[777,1016,1017,1018,1020],{},"Using ",[780,1019,916],{}," on an ArrayList."," It doesn't compile — always ",[780,1023,1024],{},"get(i)",[780,1026,1027],{},"set(i, v)"," instead.",[1013,1030,1031,1042,1043,1045,1046,1048,1049,1041],{},[777,1032,1033,1034,1037,1038,1041],{},"Mixing up ",[780,1035,1036],{},".length"," and ",[780,1039,1040],{},".size()","."," Arrays use the field ",[780,1044,1036],{},"; ",[780,1047,782],{}," uses the method ",[780,1050,1040],{},[1013,1052,1053,1058,1059,1062,1063,1066,1067,1070,1071,1041],{},[777,1054,1055,1056,1041],{},"Using an uninitialized ",[780,1057,782],{}," Declaring ",[780,1060,1061],{},"ArrayList\u003CString> list;"," without ",[780,1064,1065],{},"new ArrayList\u003CString>()"," leaves it ",[780,1068,1069],{},"null"," — calling any method on it throws ",[780,1072,1073],{},"NullPointerException",[768,1075,1077],{"id":1076},"key-takeaways","Key Takeaways",[1010,1079,1080,1085,1097,1118],{},[1013,1081,1082,1084],{},[780,1083,782],{}," is a resizable list — use it when the size isn't known up front or will change at runtime.",[1013,1086,1087,1088,1090,1091,1093,1094,1096],{},"The type parameter (",[780,1089,828],{},") says what it holds; primitives need their wrapper type (",[780,1092,835],{},", ",[780,1095,839],{},").",[1013,1098,1099,1100,1093,1103,1093,1106,1093,1109,1093,1112,1093,1115,1041],{},"Core methods: ",[780,1101,1102],{},"size()",[780,1104,1105],{},"add()",[780,1107,1108],{},"add(index, obj)",[780,1110,1111],{},"get(index)",[780,1113,1114],{},"set(index, obj)",[780,1116,1117],{},"remove(index)",[1013,1119,1120,1121,1037,1123,1045,1125,1127,1128,1037,1130,836,1132,1041],{},"Arrays use ",[780,1122,1036],{},[780,1124,916],{},[780,1126,782],{}," uses ",[780,1129,1040],{},[780,1131,909],{},[780,1133,912],{},[773,1135,1136,1137,1140,1141,1144],{},"Derived from ",[780,1138,1139],{},"csawesome-2026",": ",[780,1142,1143],{},"unit-4-data-collections\u002F4.08-arraylist-and-its-methods.md"," (CSA 4.8)",[1146,1147,1148],"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":790,"searchDepth":803,"depth":803,"links":1150},[1151,1152,1153,1154,1155,1156],{"id":770,"depth":803,"text":771},{"id":822,"depth":803,"text":823},{"id":858,"depth":803,"text":859},{"id":920,"depth":803,"text":921},{"id":1007,"depth":803,"text":1008},{"id":1076,"depth":803,"text":1077},"md",{"outlineRef":1159,"status":1160},"9.2 — ArrayList and its Methods (CSA 4.8)","new — authored lesson (fuller depth than the teaser slide). See 9.1's note on why this combined-slide topic gets its own separate Lesson.",{"title":142,"description":790},"Yyt7oOfvltYqIzFmb4ZQAEfoRDG1CRGIYkA8ebKN8mc",{"id":1164,"title":571,"body":1165,"description":790,"extension":1157,"meta":1449,"navigation":806,"path":570,"seo":1452,"stem":572,"__hash__":1453},"examples\u002Fshockwave-curriculum\u002Fexamples\u002Fch09-storing-data\u002F9.2-arraylist-and-its-methods.md",{"type":761,"value":1166,"toc":1437},[1167,1170,1174,1177,1181,1202,1206,1212,1230,1240,1244,1264,1270,1274,1279,1294,1298,1306,1321,1325,1331,1346,1350,1359,1363,1372,1387,1391,1435],[764,1168,571],{"id":1169},"arraylist-and-its-methods-worked-example",[768,1171,1173],{"id":1172},"problem","Problem",[773,1175,1176],{},"During a match, keep a running list of notable events (\"Note Scored\", \"Climbed\") as they happen — you don't know ahead of time how many there will be. After the match, insert a boot-time entry at the very start, fix a misspelled entry, and delete one that turned out to be a false alarm.",[768,1178,1180],{"id":1179},"step-1-plan-it-first","Step 1: Plan It First",[1182,1183,1184,1187,1190,1193,1196,1199],"ol",{},[1013,1185,1186],{},"Create a list that can grow as events happen.",[1013,1188,1189],{},"Add events to the end, in order, as they occur.",[1013,1191,1192],{},"Insert a \"Match Started\" entry at the very front, after the fact.",[1013,1194,1195],{},"Fix a misspelled entry in place.",[1013,1197,1198],{},"Remove a false-alarm entry.",[1013,1200,1201],{},"Print how many entries remain.",[768,1203,1205],{"id":1204},"step-2-create-the-list","Step 2: Create the List",[773,1207,1208,1209,1211],{},"An array can't do this — its size is fixed forever once created. ",[780,1210,782],{}," is Java's resizable alternative, for exactly this situation: you don't know the final size up front.",[785,1213,1215],{"className":787,"code":1214,"language":789,"meta":790,"style":790},"import java.util.ArrayList;\n\nArrayList\u003CString> matchLog = new ArrayList\u003CString>();\n",[780,1216,1217,1221,1225],{"__ignoreMap":790},[794,1218,1219],{"class":796,"line":797},[794,1220,800],{},[794,1222,1223],{"class":796,"line":803},[794,1224,807],{"emptyLinePlaceholder":806},[794,1226,1227],{"class":796,"line":810},[794,1228,1229],{},"ArrayList\u003CString> matchLog = new ArrayList\u003CString>();\n",[773,1231,1232,1235,1236,1239],{},[780,1233,1234],{},"ArrayList\u003CString>"," — the type in angle brackets says this list holds ",[780,1237,1238],{},"String"," objects.",[768,1241,1243],{"id":1242},"step-3-add-events-as-they-happen","Step 3: Add Events as They Happen",[785,1245,1247],{"className":787,"code":1246,"language":789,"meta":790,"style":790},"matchLog.add(\"Note Scored\");\nmatchLog.add(\"Note Scoared\"); \u002F\u002F typo, will fix in a later step\nmatchLog.add(\"Climbed\");\n",[780,1248,1249,1254,1259],{"__ignoreMap":790},[794,1250,1251],{"class":796,"line":797},[794,1252,1253],{},"matchLog.add(\"Note Scored\");\n",[794,1255,1256],{"class":796,"line":803},[794,1257,1258],{},"matchLog.add(\"Note Scoared\"); \u002F\u002F typo, will fix in a later step\n",[794,1260,1261],{"class":796,"line":810},[794,1262,1263],{},"matchLog.add(\"Climbed\");\n",[773,1265,1266,1269],{},[780,1267,1268],{},"add(...)"," with no index always appends to the end.",[768,1271,1273],{"id":1272},"step-4-insert-at-the-front","Step 4: Insert at the Front",[773,1275,1276,1278],{},[780,1277,1108],{}," inserts at a specific position, shifting everything else right:",[785,1280,1282],{"className":787,"code":1281,"language":789,"meta":790,"style":790},"matchLog.add(0, \"Match Started\");\n\u002F\u002F matchLog is now: \"Match Started\", \"Note Scored\", \"Note Scoared\", \"Climbed\"\n",[780,1283,1284,1289],{"__ignoreMap":790},[794,1285,1286],{"class":796,"line":797},[794,1287,1288],{},"matchLog.add(0, \"Match Started\");\n",[794,1290,1291],{"class":796,"line":803},[794,1292,1293],{},"\u002F\u002F matchLog is now: \"Match Started\", \"Note Scored\", \"Note Scoared\", \"Climbed\"\n",[768,1295,1297],{"id":1296},"step-5-fix-the-misspelled-entry","Step 5: Fix the Misspelled Entry",[773,1299,1300,1302,1303,1305],{},[780,1301,1111],{}," reads an element; ",[780,1304,1114],{}," replaces it:",[785,1307,1309],{"className":787,"code":1308,"language":789,"meta":790,"style":790},"System.out.println(matchLog.get(2)); \u002F\u002F \"Note Scoared\" — confirms which index has the typo\nmatchLog.set(2, \"Note Scored\");      \u002F\u002F corrected in place\n",[780,1310,1311,1316],{"__ignoreMap":790},[794,1312,1313],{"class":796,"line":797},[794,1314,1315],{},"System.out.println(matchLog.get(2)); \u002F\u002F \"Note Scoared\" — confirms which index has the typo\n",[794,1317,1318],{"class":796,"line":803},[794,1319,1320],{},"matchLog.set(2, \"Note Scored\");      \u002F\u002F corrected in place\n",[768,1322,1324],{"id":1323},"step-6-remove-the-false-alarm","Step 6: Remove the False Alarm",[773,1326,1327,1328,1330],{},"Say \"Climbed\" was reported by mistake — ",[780,1329,1117],{}," deletes it, shifting later elements left:",[785,1332,1334],{"className":787,"code":1333,"language":789,"meta":790,"style":790},"matchLog.remove(3);\n\u002F\u002F matchLog is now: \"Match Started\", \"Note Scored\", \"Note Scored\"\n",[780,1335,1336,1341],{"__ignoreMap":790},[794,1337,1338],{"class":796,"line":797},[794,1339,1340],{},"matchLog.remove(3);\n",[794,1342,1343],{"class":796,"line":803},[794,1344,1345],{},"\u002F\u002F matchLog is now: \"Match Started\", \"Note Scored\", \"Note Scored\"\n",[768,1347,1349],{"id":1348},"step-7-check-how-many-entries-remain","Step 7: Check How Many Entries Remain",[785,1351,1353],{"className":787,"code":1352,"language":789,"meta":790,"style":790},"System.out.println(matchLog.size()); \u002F\u002F 3 — a method call, unlike an array's .length field\n",[780,1354,1355],{"__ignoreMap":790},[794,1356,1357],{"class":796,"line":797},[794,1358,1352],{},[768,1360,1362],{"id":1361},"bonus-logging-a-number-instead-of-text","Bonus: Logging a Number Instead of Text",[773,1364,1365,1366,1368,1369,1371],{},"If you wanted to log the elapsed match time (a number) for each event instead of a description, ",[780,1367,782],{}," can only hold objects — not primitives directly — so a list of numbers uses the wrapper type ",[780,1370,839],{},", and Java converts back and forth automatically (autoboxing):",[785,1373,1375],{"className":787,"code":1374,"language":789,"meta":790,"style":790},"ArrayList\u003CDouble> eventTimes = new ArrayList\u003CDouble>();\neventTimes.add(12.4); \u002F\u002F the double 12.4 is autoboxed into a Double\n",[780,1376,1377,1382],{"__ignoreMap":790},[794,1378,1379],{"class":796,"line":797},[794,1380,1381],{},"ArrayList\u003CDouble> eventTimes = new ArrayList\u003CDouble>();\n",[794,1383,1384],{"class":796,"line":803},[794,1385,1386],{},"eventTimes.add(12.4); \u002F\u002F the double 12.4 is autoboxed into a Double\n",[768,1388,1390],{"id":1389},"recap","Recap",[1010,1392,1393,1398,1407,1421],{},[1013,1394,1395,1397],{},[780,1396,782],{}," is a resizable list — use it when the size isn't known up front or will change at runtime, unlike an array.",[1013,1399,1087,1400,1090,1402,1093,1404,1406],{},[780,1401,828],{},[780,1403,835],{},[780,1405,839],{},"), converted automatically via autoboxing.",[1013,1408,1099,1409,1093,1411,1093,1413,1093,1415,1093,1417,1093,1419,1041],{},[780,1410,1102],{},[780,1412,1105],{},[780,1414,1108],{},[780,1416,1111],{},[780,1418,1114],{},[780,1420,1117],{},[1013,1422,1120,1423,1037,1425,1045,1427,1127,1429,1037,1431,836,1433,1041],{},[780,1424,1036],{},[780,1426,916],{},[780,1428,782],{},[780,1430,1040],{},[780,1432,909],{},[780,1434,912],{},[1146,1436,1148],{},{"title":790,"searchDepth":803,"depth":803,"links":1438},[1439,1440,1441,1442,1443,1444,1445,1446,1447,1448],{"id":1172,"depth":803,"text":1173},{"id":1179,"depth":803,"text":1180},{"id":1204,"depth":803,"text":1205},{"id":1242,"depth":803,"text":1243},{"id":1272,"depth":803,"text":1273},{"id":1296,"depth":803,"text":1297},{"id":1323,"depth":803,"text":1324},{"id":1348,"depth":803,"text":1349},{"id":1361,"depth":803,"text":1362},{"id":1389,"depth":803,"text":1390},{"outlineRef":1159,"pairsWith":1450,"status":1451},"[`lessons\u002Fch09-storing-data\u002F9.2-arraylist-and-its-methods.md`](..\u002F..\u002Flessons\u002Fch09-storing-data\u002F9.2-arraylist-and-its-methods.md)","new — authored worked example (fully solved, walked step by step — not a problem to attempt)",{"title":571,"description":790},"sS75eLuCy9qviekkOa_otF7NX659XsJNQFeYMh0yCEM",{"id":1455,"title":732,"body":1456,"description":790,"extension":1157,"meta":1781,"navigation":806,"path":731,"seo":1783,"stem":733,"__hash__":1784},"exercises\u002Fshockwave-curriculum\u002Fexercises\u002Fch09-storing-data\u002F9.2-arraylist-and-its-methods.md",{"type":761,"value":1457,"toc":1777},[1458,1461,1465,1471,1496,1503,1508,1531,1537,1552,1578,1582,1588,1591,1653,1658,1720,1775],[764,1459,732],{"id":1460},"arraylist-and-its-methods-exercises",[768,1462,1464],{"id":1463},"multiple-choice","Multiple Choice",[773,1466,1467,1470],{},[777,1468,1469],{},"Question:"," Given:",[785,1472,1474],{"className":787,"code":1473,"language":789,"meta":790,"style":790},"ArrayList\u003CString> queue = new ArrayList\u003CString>();\nqueue.add(\"Scout 254\");\nqueue.add(\"Scout 118\");\nqueue.add(1, \"Scout 33\");\n",[780,1475,1476,1481,1486,1491],{"__ignoreMap":790},[794,1477,1478],{"class":796,"line":797},[794,1479,1480],{},"ArrayList\u003CString> queue = new ArrayList\u003CString>();\n",[794,1482,1483],{"class":796,"line":803},[794,1484,1485],{},"queue.add(\"Scout 254\");\n",[794,1487,1488],{"class":796,"line":810},[794,1489,1490],{},"queue.add(\"Scout 118\");\n",[794,1492,1493],{"class":796,"line":816},[794,1494,1495],{},"queue.add(1, \"Scout 33\");\n",[773,1497,1498,1499,1502],{},"What does ",[780,1500,1501],{},"queue.get(1)"," return afterward?",[773,1504,1505],{},[777,1506,1507],{},"Options:",[1010,1509,1510,1516,1522,1528],{},[1013,1511,1512,1513],{},"A. ",[780,1514,1515],{},"\"Scout 33\"",[1013,1517,1518,1519],{},"B. ",[780,1520,1521],{},"\"Scout 118\"",[1013,1523,1524,1525],{},"C. ",[780,1526,1527],{},"\"Scout 254\"",[1013,1529,1530],{},"D. This throws an exception because index 1 already had an element",[773,1532,1533,1536],{},[777,1534,1535],{},"Answer:"," A",[773,1538,1539,1542,1543,1545,1546,1548,1549,1551],{},[777,1540,1541],{},"Why:"," ",[780,1544,1108],{}," inserts at that index and shifts everything at or after it one position to the right. ",[780,1547,1515],{}," is inserted at index 1, pushing ",[780,1550,1521],{}," (previously at index 1) to index 2.",[1010,1553,1554,1566,1572],{},[1013,1555,1556,1557,1560,1561,1565],{},"B is wrong — that's what ",[780,1558,1559],{},"get(1)"," would have returned ",[1562,1563,1564],"em",{},"before"," the insert; the shift moved it to index 2.",[1013,1567,1568,1569,1571],{},"C is wrong — ",[780,1570,1527],{}," stays at index 0, since the insert happened at index 1, not 0.",[1013,1573,1574,1575,1577],{},"D is wrong — inserting and shifting existing elements is exactly what ",[780,1576,1108],{}," is designed to do, not something that throws.",[768,1579,1581],{"id":1580},"micro-parsons","Micro-Parsons",[773,1583,1584,1587],{},[777,1585,1586],{},"Problem:"," These lines, once correctly ordered, form a complete program that creates an ArrayList of pit inventory part names, adds one part to it, then prints how many parts are in the list.",[773,1589,1590],{},"Reorder the fragments below into a working program:",[1010,1592,1593,1599,1605,1611,1617,1623,1629,1635,1641,1647],{},[1013,1594,1595,1596],{},"a. ",[780,1597,1598],{},"        parts.add(\"Backup Battery\");",[1013,1600,1601,1602],{},"b. ",[780,1603,1604],{},"public class PitInventory",[1013,1606,1607,1608],{},"c. ",[780,1609,1610],{},"    }",[1013,1612,1613,1614],{},"d. ",[780,1615,1616],{},"{",[1013,1618,1619,1620],{},"e. ",[780,1621,1622],{},"    public static void main(String[] args)",[1013,1624,1625,1626],{},"f. ",[780,1627,1628],{},"}",[1013,1630,1631,1632],{},"g. ",[780,1633,1634],{},"    {",[1013,1636,1637,1638],{},"h. ",[780,1639,1640],{},"        ArrayList\u003CString> parts = new ArrayList\u003CString>();",[1013,1642,1643,1644],{},"i. ",[780,1645,1646],{},"        System.out.println(parts.size());",[1013,1648,1649,1650],{},"j. ",[780,1651,1652],{},"import java.util.ArrayList;",[773,1654,1655,1657],{},[777,1656,1535],{}," j, b, d, e, g, h, a, i, c, f",[785,1659,1661],{"className":787,"code":1660,"language":789,"meta":790,"style":790},"import java.util.ArrayList;\n\npublic class PitInventory\n{\n    public static void main(String[] args)\n    {\n        ArrayList\u003CString> parts = new ArrayList\u003CString>();\n        parts.add(\"Backup Battery\");\n        System.out.println(parts.size());\n    }\n}\n",[780,1662,1663,1667,1671,1676,1681,1686,1691,1696,1702,1708,1714],{"__ignoreMap":790},[794,1664,1665],{"class":796,"line":797},[794,1666,800],{},[794,1668,1669],{"class":796,"line":803},[794,1670,807],{"emptyLinePlaceholder":806},[794,1672,1673],{"class":796,"line":810},[794,1674,1675],{},"public class PitInventory\n",[794,1677,1678],{"class":796,"line":816},[794,1679,1680],{},"{\n",[794,1682,1683],{"class":796,"line":886},[794,1684,1685],{},"    public static void main(String[] args)\n",[794,1687,1688],{"class":796,"line":892},[794,1689,1690],{},"    {\n",[794,1692,1693],{"class":796,"line":898},[794,1694,1695],{},"        ArrayList\u003CString> parts = new ArrayList\u003CString>();\n",[794,1697,1699],{"class":796,"line":1698},8,[794,1700,1701],{},"        parts.add(\"Backup Battery\");\n",[794,1703,1705],{"class":796,"line":1704},9,[794,1706,1707],{},"        System.out.println(parts.size());\n",[794,1709,1711],{"class":796,"line":1710},10,[794,1712,1713],{},"    }\n",[794,1715,1717],{"class":796,"line":1716},11,[794,1718,1719],{},"}\n",[773,1721,1722,1725,1726,1729,1730,1733,1734,1736,1737,1093,1740,1093,1743,1093,1746,1749,1750,1753,1754,1757,1758,1729,1760,1763,1764,1767,1768,1771,1772,1096],{},[777,1723,1724],{},"Why this order:"," The ",[780,1727,1728],{},"import"," (",[780,1731,1732],{},"j",") has to appear before the class that uses ",[780,1735,782],{},". Then the usual class\u002Fmain scaffolding (",[780,1738,1739],{},"b",[780,1741,1742],{},"d",[780,1744,1745],{},"e",[780,1747,1748],{},"g","). The list must be created (",[780,1751,1752],{},"h",") before anything can be added to it (",[780,1755,1756],{},"a","), and it must be created and filled before ",[780,1759,1102],{},[780,1761,1762],{},"i",") can report anything meaningful. The braces close in reverse: ",[780,1765,1766],{},"main","'s body (",[780,1769,1770],{},"c","), then the class's body (",[780,1773,1774],{},"f",[1146,1776,1148],{},{"title":790,"searchDepth":803,"depth":803,"links":1778},[1779,1780],{"id":1463,"depth":803,"text":1464},{"id":1580,"depth":803,"text":1581},{"outlineRef":1159,"pairsWith":1450,"status":1782},"new — authored exercises (Multiple Choice + Micro-Parsons)",{"title":732,"description":790},"COx8o16BTiX7qbazO0YtGKiFJmEuLog6_b1QAfQppqs",1790274944404]