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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 & 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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":54,"body":760,"description":790,"extension":1034,"meta":1035,"navigation":881,"path":53,"seo":1038,"stem":55,"__hash__":1039},"lessons\u002Fshockwave-curriculum\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4.3-using-the-math-class.md",{"type":761,"value":762,"toc":1028},"minimark",[763,767,772,784,819,822,826,840,855,862,894,920,924,968,972,1013,1024],[764,765,54],"h1",{"id":766},"using-the-math-class",[768,769,771],"h2",{"id":770},"maths-static-methods","Math's Static Methods",[773,774,775,779,780,783],"p",{},[776,777,778],"code",{},"Math"," is a built-in class of static methods — no object, no ",[776,781,782],{},"new",", just call it directly by its class name:",[785,786,791],"pre",{"className":787,"code":788,"language":789,"meta":790,"style":790},"language-java shiki shiki-themes github-light github-dark","Math.abs(-4);     \u002F\u002F 4 — absolute value\nMath.pow(2, 3);   \u002F\u002F 8.0 — 2 to the power of 3\nMath.sqrt(9);     \u002F\u002F 3.0\nMath.random();    \u002F\u002F a double >= 0.0 and \u003C 1.0\n","java","",[776,792,793,801,807,813],{"__ignoreMap":790},[794,795,798],"span",{"class":796,"line":797},"line",1,[794,799,800],{},"Math.abs(-4);     \u002F\u002F 4 — absolute value\n",[794,802,804],{"class":796,"line":803},2,[794,805,806],{},"Math.pow(2, 3);   \u002F\u002F 8.0 — 2 to the power of 3\n",[794,808,810],{"class":796,"line":809},3,[794,811,812],{},"Math.sqrt(9);     \u002F\u002F 3.0\n",[794,814,816],{"class":796,"line":815},4,[794,817,818],{},"Math.random();    \u002F\u002F a double >= 0.0 and \u003C 1.0\n",[773,820,821],{},"These all return a value, so — same rule as the last lesson — you must actually use what they return.",[768,823,825],{"id":824},"random-numbers-in-a-range","Random Numbers in a Range",[773,827,828,831,832,835,836,839],{},[776,829,830],{},"Math.random()"," alone gives a ",[776,833,834],{},"double"," in ",[776,837,838],{},"[0.0, 1.0)"," — including 0.0, never reaching 1.0. That's rarely useful on its own; you stretch and shift it to get the range you actually want:",[785,841,843],{"className":787,"code":842,"language":789,"meta":790,"style":790},"int rnd = (int)(Math.random() * 10);      \u002F\u002F an int from 0-9 (10 possible values)\nint rnd2 = (int)(Math.random() * 10) + 1; \u002F\u002F an int from 1-10 (shifted up by 1)\n",[776,844,845,850],{"__ignoreMap":790},[794,846,847],{"class":796,"line":797},[794,848,849],{},"int rnd = (int)(Math.random() * 10);      \u002F\u002F an int from 0-9 (10 possible values)\n",[794,851,852],{"class":796,"line":803},[794,853,854],{},"int rnd2 = (int)(Math.random() * 10) + 1; \u002F\u002F an int from 1-10 (shifted up by 1)\n",[773,856,857,858,861],{},"The general recipe: multiply by how many values you want, cast to ",[776,859,860],{},"int"," to drop the decimal, then add the minimum to shift the whole range up.",[785,863,865],{"className":787,"code":864,"language":789,"meta":790,"style":790},"\u002F\u002F A random autonomous delay between 1 and 4 seconds\ndouble delay = Math.random() * 3.0 + 1.0; \u002F\u002F [1.0, 4.0)\n\n\u002F\u002F A random starting position index, 0 through 2 (3 choices)\nint startPos = (int)(Math.random() * 3);\n",[776,866,867,872,877,883,888],{"__ignoreMap":790},[794,868,869],{"class":796,"line":797},[794,870,871],{},"\u002F\u002F A random autonomous delay between 1 and 4 seconds\n",[794,873,874],{"class":796,"line":803},[794,875,876],{},"double delay = Math.random() * 3.0 + 1.0; \u002F\u002F [1.0, 4.0)\n",[794,878,879],{"class":796,"line":809},[794,880,882],{"emptyLinePlaceholder":881},true,"\n",[794,884,885],{"class":796,"line":815},[794,886,887],{},"\u002F\u002F A random starting position index, 0 through 2 (3 choices)\n",[794,889,891],{"class":796,"line":890},5,[794,892,893],{},"int startPos = (int)(Math.random() * 3);\n",[773,895,896,897,900,901,904,905,907,908,912,913,916,917,919],{},"The parentheses matter: ",[776,898,899],{},"(int)(Math.random() * 10)"," casts the whole scaled expression; ",[776,902,903],{},"(int)Math.random() * 10"," casts ",[776,906,830],{}," alone ",[909,910,911],"em",{},"first"," — which truncates it to ",[776,914,915],{},"0"," every time, then multiplies by 10, always giving ",[776,918,915],{},".",[768,921,923],{"id":922},"common-pitfalls","Common Pitfalls",[925,926,927,945,959],"ul",{},[928,929,930,934,935,937,938,940,941,944],"li",{},[931,932,933],"strong",{},"Forgetting the parentheses around the scaled expression."," ",[776,936,903],{}," always evaluates to ",[776,939,915],{}," — the cast has to wrap the whole ",[776,942,943],{},"Math.random() * range"," expression.",[928,946,947,950,951,954,955,958],{},[931,948,949],{},"Off-by-one on the range size."," For an inclusive range like 1-10, the range size is ",[776,952,953],{},"10",", not ",[776,956,957],{},"9"," — count how many distinct values you actually want.",[928,960,961,934,964,967],{},[931,962,963],{},"Ignoring the return value.",[776,965,966],{},"Math.abs(x);"," on its own line compiles but does nothing useful — the result has to be stored or used.",[768,969,971],{"id":970},"key-takeaways","Key Takeaways",[925,973,974,983,993,1004],{},[928,975,976,978,979,982],{},[776,977,778],{}," methods are static — call them as ",[776,980,981],{},"Math.methodName(...)",", no object needed.",[928,984,985,987,988,835,990,992],{},[776,986,830],{}," returns a ",[776,989,834],{},[776,991,838],{}," — 0.0 possible, 1.0 never reached.",[928,994,995,996,999,1000,1003],{},"To get a random int in a range: ",[776,997,998],{},"(int)(Math.random() * range) + min",", where ",[776,1001,1002],{},"range"," is the count of possible values.",[928,1005,1006,1007,1009,1010,1012],{},"The parentheses around ",[776,1008,943],{}," are required — casting only ",[776,1011,830],{}," breaks the formula.",[773,1014,1015,1016,1019,1020,1023],{},"Derived from ",[776,1017,1018],{},"csawesome-2026",": ",[776,1021,1022],{},"unit-1-using-objects-and-methods\u002F1.11-using-the-math-class.md"," (CSA 1.11)",[1025,1026,1027],"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":1029},[1030,1031,1032,1033],{"id":770,"depth":803,"text":771},{"id":824,"depth":803,"text":825},{"id":922,"depth":803,"text":923},{"id":970,"depth":803,"text":971},"md",{"outlineRef":1036,"status":1037},"4.3 — Using the Math Class (CSA 1.11)","new — authored lesson (fuller depth than the teaser slide)",{"title":54,"description":790},"RNaWZ7ElPdXRxJczEN3ER0ZVuxIAbuDDtpy3x96sE2E",{"id":1041,"title":483,"body":1042,"description":790,"extension":1034,"meta":1445,"navigation":881,"path":482,"seo":1448,"stem":484,"__hash__":1449},"examples\u002Fshockwave-curriculum\u002Fexamples\u002Fch04-using-objects-and-calling-methods\u002F4.3-using-the-math-class.md",{"type":761,"value":1043,"toc":1434},[1044,1047,1051,1064,1068,1090,1094,1109,1115,1121,1136,1152,1156,1171,1174,1256,1259,1267,1278,1282,1294,1309,1329,1333,1339,1348,1379,1383,1432],[764,1045,483],{"id":1046},"using-the-math-class-worked-example",[768,1048,1050],{"id":1049},"problem","Problem",[773,1052,1053,1054,1057,1058,1061,1062,919],{},"Find the diagonal brace length needed for a rectangular support frame, given its width and height, using ",[776,1055,1056],{},"Math.pow"," and ",[776,1059,1060],{},"Math.sqrt",". Then pick a random index (0-3) for one of four practice autonomous routines, using ",[776,1063,830],{},[768,1065,1067],{"id":1066},"step-1-plan-it-first","Step 1: Plan It First",[1069,1070,1071,1074,1079,1085],"ol",{},[928,1072,1073],{},"Store the frame's width and height.",[928,1075,1076,1077,919],{},"Square each one and add them together, using ",[776,1078,1056],{},[928,1080,1081,1082,1084],{},"Take the square root of that sum, using ",[776,1083,1060],{}," — the diagonal.",[928,1086,1087,1088,919],{},"Pick a random index from 0-3 for the practice routine, using ",[776,1089,830],{},[768,1091,1093],{"id":1092},"step-2-store-the-width-and-height","Step 2: Store the Width and Height",[785,1095,1097],{"className":787,"code":1096,"language":789,"meta":790,"style":790},"double frameWidth = 24.0;\ndouble frameHeight = 18.0;\n",[776,1098,1099,1104],{"__ignoreMap":790},[794,1100,1101],{"class":796,"line":797},[794,1102,1103],{},"double frameWidth = 24.0;\n",[794,1105,1106],{"class":796,"line":803},[794,1107,1108],{},"double frameHeight = 18.0;\n",[768,1110,1112,1113],{"id":1111},"step-3-square-each-side-with-mathpow","Step 3: Square Each Side with ",[776,1114,1056],{},[773,1116,1117,779,1119,783],{},[776,1118,778],{},[776,1120,782],{},[785,1122,1124],{"className":787,"code":1123,"language":789,"meta":790,"style":790},"double widthSquared = Math.pow(frameWidth, 2);\ndouble heightSquared = Math.pow(frameHeight, 2);\n",[776,1125,1126,1131],{"__ignoreMap":790},[794,1127,1128],{"class":796,"line":797},[794,1129,1130],{},"double widthSquared = Math.pow(frameWidth, 2);\n",[794,1132,1133],{"class":796,"line":803},[794,1134,1135],{},"double heightSquared = Math.pow(frameHeight, 2);\n",[773,1137,1138,1141,1142,1145,1146,1148,1149,919],{},[776,1139,1140],{},"Math.pow(frameWidth, 2)"," raises ",[776,1143,1144],{},"frameWidth"," to the 2nd power. Like every ",[776,1147,778],{}," method, this returns a value, so it has to be stored or used — here it's stored in ",[776,1150,1151],{},"widthSquared",[768,1153,1155],{"id":1154},"step-4-take-the-square-root","Step 4: Take the Square Root",[785,1157,1159],{"className":787,"code":1158,"language":789,"meta":790,"style":790},"double diagonal = Math.sqrt(widthSquared + heightSquared);\nSystem.out.println(\"Diagonal brace length: \" + diagonal);\n",[776,1160,1161,1166],{"__ignoreMap":790},[794,1162,1163],{"class":796,"line":797},[794,1164,1165],{},"double diagonal = Math.sqrt(widthSquared + heightSquared);\n",[794,1167,1168],{"class":796,"line":803},[794,1169,1170],{},"System.out.println(\"Diagonal brace length: \" + diagonal);\n",[773,1172,1173],{},"Put together:",[785,1175,1177],{"className":787,"code":1176,"language":789,"meta":790,"style":790},"public class FrameBrace\n{\n    public static void main(String[] args)\n    {\n        double frameWidth = 24.0;\n        double frameHeight = 18.0;\n\n        double widthSquared = Math.pow(frameWidth, 2);\n        double heightSquared = Math.pow(frameHeight, 2);\n\n        double diagonal = Math.sqrt(widthSquared + heightSquared);\n        System.out.println(\"Diagonal brace length: \" + diagonal);\n    }\n}\n",[776,1178,1179,1184,1189,1194,1199,1204,1210,1215,1221,1227,1232,1238,1244,1250],{"__ignoreMap":790},[794,1180,1181],{"class":796,"line":797},[794,1182,1183],{},"public class FrameBrace\n",[794,1185,1186],{"class":796,"line":803},[794,1187,1188],{},"{\n",[794,1190,1191],{"class":796,"line":809},[794,1192,1193],{},"    public static void main(String[] args)\n",[794,1195,1196],{"class":796,"line":815},[794,1197,1198],{},"    {\n",[794,1200,1201],{"class":796,"line":890},[794,1202,1203],{},"        double frameWidth = 24.0;\n",[794,1205,1207],{"class":796,"line":1206},6,[794,1208,1209],{},"        double frameHeight = 18.0;\n",[794,1211,1213],{"class":796,"line":1212},7,[794,1214,882],{"emptyLinePlaceholder":881},[794,1216,1218],{"class":796,"line":1217},8,[794,1219,1220],{},"        double widthSquared = Math.pow(frameWidth, 2);\n",[794,1222,1224],{"class":796,"line":1223},9,[794,1225,1226],{},"        double heightSquared = Math.pow(frameHeight, 2);\n",[794,1228,1230],{"class":796,"line":1229},10,[794,1231,882],{"emptyLinePlaceholder":881},[794,1233,1235],{"class":796,"line":1234},11,[794,1236,1237],{},"        double diagonal = Math.sqrt(widthSquared + heightSquared);\n",[794,1239,1241],{"class":796,"line":1240},12,[794,1242,1243],{},"        System.out.println(\"Diagonal brace length: \" + diagonal);\n",[794,1245,1247],{"class":796,"line":1246},13,[794,1248,1249],{},"    }\n",[794,1251,1253],{"class":796,"line":1252},14,[794,1254,1255],{},"}\n",[773,1257,1258],{},"This prints:",[785,1260,1265],{"className":1261,"code":1263,"language":1264},[1262],"language-text","Diagonal brace length: 30.0\n","text",[776,1266,1263],{"__ignoreMap":790},[773,1268,1269,1270,1273,1274,1277],{},"(",[776,1271,1272],{},"24² + 18² = 900","; ",[776,1275,1276],{},"√900 = 30.0"," — an 18-24-30 triangle, a scaled-up 3-4-5.)",[768,1279,1281],{"id":1280},"step-5-pick-a-random-practice-routine","Step 5: Pick a Random Practice Routine",[773,1283,1284,831,1286,835,1288,1290,1291,1293],{},[776,1285,830],{},[776,1287,834],{},[776,1289,838],{},". To get a whole-number index from 0-3 (4 possible practice routines), multiply by the range size and cast to ",[776,1292,860],{},":",[785,1295,1297],{"className":787,"code":1296,"language":789,"meta":790,"style":790},"int routineIndex = (int)(Math.random() * 4);\nSystem.out.println(\"Practice routine: \" + routineIndex);\n",[776,1298,1299,1304],{"__ignoreMap":790},[794,1300,1301],{"class":796,"line":797},[794,1302,1303],{},"int routineIndex = (int)(Math.random() * 4);\n",[794,1305,1306],{"class":796,"line":803},[794,1307,1308],{},"System.out.println(\"Practice routine: \" + routineIndex);\n",[773,1310,1311,1312,1315,1316,1318,1319,1322,1323,1325,1326,1328],{},"The range size is ",[776,1313,1314],{},"4"," because there are 4 routines to choose from (indices ",[776,1317,915],{}," through ",[776,1320,1321],{},"3",") — not ",[776,1324,1321],{},", which would leave index ",[776,1327,1321],{}," unreachable.",[768,1330,1332],{"id":1331},"step-6-what-the-parentheses-are-protecting-against","Step 6: What the Parentheses Are Protecting Against",[773,1334,1335,1336,1338],{},"If the cast only wrapped ",[776,1337,830],{}," instead of the whole scaled expression —",[785,1340,1342],{"className":787,"code":1341,"language":789,"meta":790,"style":790},"int routineIndex = (int)Math.random() * 4; \u002F\u002F wrong — always 0\n",[776,1343,1344],{"__ignoreMap":790},[794,1345,1346],{"class":796,"line":797},[794,1347,1341],{},[773,1349,1350,1351,1353,1354,1357,1358,934,1360,1362,1363,1365,1366,1368,1369,1371,1372,1374,1375,1378],{},"— ",[776,1352,830],{}," (something like ",[776,1355,1356],{},"0.612",") would be cast to ",[776,1359,860],{},[909,1361,911],{},", truncating it straight down to ",[776,1364,915],{},", and only then multiplied by ",[776,1367,1314],{},". The result is ",[776,1370,915],{},", every single time, no matter what ",[776,1373,830],{}," actually returned. The parentheses in Step 5 around ",[776,1376,1377],{},"(Math.random() * 4)"," make sure the multiplication happens before the cast.",[768,1380,1382],{"id":1381},"recap","Recap",[925,1384,1385,1395,1403,1419],{},[928,1386,1387,1389,1390,1057,1392,982],{},[776,1388,778],{}," methods are static — called them as ",[776,1391,1140],{},[776,1393,1394],{},"Math.sqrt(...)",[928,1396,1397,987,1399,835,1401,992],{},[776,1398,830],{},[776,1400,834],{},[776,1402,838],{},[928,1404,995,1405,1407,1408,1410,1411,1057,1413,1410,1416,1418],{},[776,1406,998],{}," — here ",[776,1409,1002],{}," was ",[776,1412,1314],{},[776,1414,1415],{},"min",[776,1417,915],{},", giving indices 0-3.",[928,1420,1006,1421,1009,1423,1425,1426,1429,1430,919],{},[776,1422,943],{},[776,1424,830],{}," first would have made ",[776,1427,1428],{},"routineIndex"," always ",[776,1431,915],{},[1025,1433,1027],{},{"title":790,"searchDepth":803,"depth":803,"links":1435},[1436,1437,1438,1439,1441,1442,1443,1444],{"id":1049,"depth":803,"text":1050},{"id":1066,"depth":803,"text":1067},{"id":1092,"depth":803,"text":1093},{"id":1111,"depth":803,"text":1440},"Step 3: Square Each Side with Math.pow",{"id":1154,"depth":803,"text":1155},{"id":1280,"depth":803,"text":1281},{"id":1331,"depth":803,"text":1332},{"id":1381,"depth":803,"text":1382},{"outlineRef":1036,"pairsWith":1446,"status":1447},"[`lessons\u002Fch04-using-objects-and-calling-methods\u002F4.3-using-the-math-class.md`](..\u002F..\u002Flessons\u002Fch04-using-objects-and-calling-methods\u002F4.3-using-the-math-class.md)","new — authored worked example (fully solved, walked step by step — not a problem to attempt)",{"title":483,"description":790},"pCEs-uERAEgV_cC9m8J_z8emSlBgXx0PiRHQBdg0V-I",{"id":1451,"title":644,"body":1452,"description":790,"extension":1034,"meta":1806,"navigation":881,"path":643,"seo":1808,"stem":645,"__hash__":1809},"exercises\u002Fshockwave-curriculum\u002Fexercises\u002Fch04-using-objects-and-calling-methods\u002F4.3-using-the-math-class.md",{"type":761,"value":1453,"toc":1802},[1454,1457,1461,1470,1475,1501,1507,1525,1585,1589,1602,1605,1667,1672,1726,1800],[764,1455,644],{"id":1456},"using-the-math-class-exercises",[768,1458,1460],{"id":1459},"multiple-choice","Multiple Choice",[773,1462,1463,1466,1467,1469],{},[931,1464,1465],{},"Question:"," To get a random ",[776,1468,860],{}," representing an alliance station number from 1 to 3 (3 possible values), which expression is correct?",[773,1471,1472],{},[931,1473,1474],{},"Options:",[925,1476,1477,1483,1489,1495],{},[928,1478,1479,1480],{},"A. ",[776,1481,1482],{},"(int)(Math.random() * 3) + 1",[928,1484,1485,1486],{},"B. ",[776,1487,1488],{},"(int)(Math.random() * 3)",[928,1490,1491,1492],{},"C. ",[776,1493,1494],{},"(int)Math.random() * 3 + 1",[928,1496,1497,1498],{},"D. ",[776,1499,1500],{},"(int)(Math.random() * 4) + 1",[773,1502,1503,1506],{},[931,1504,1505],{},"Answer:"," A",[773,1508,1509,1512,1513,1515,1516,1518,1519,1521,1522,919],{},[931,1510,1511],{},"Why:"," The range size is ",[776,1514,1321],{}," (three possible values: 1, 2, 3), so ",[776,1517,830],{}," is scaled by ",[776,1520,1321],{}," first, then shifted up by the minimum value, ",[776,1523,1524],{},"1",[925,1526,1527,1546,1564],{},[928,1528,1529,1530,1532,1533,1535,1536,1539,1540,1542,1543,1545],{},"B is wrong — it gives an ",[776,1531,860],{}," from ",[776,1534,915],{}," to ",[776,1537,1538],{},"2",", never shifted up, so station ",[776,1541,1321],{}," is never reachable and station ",[776,1544,915],{}," (invalid) is.",[928,1547,1548,1549,1551,1552,934,1554,1557,1558,1560,1561,1563],{},"C is wrong — the cast wraps ",[776,1550,830],{}," alone, truncating it to ",[776,1553,915],{},[909,1555,1556],{},"before"," the multiplication happens, so the result is always ",[776,1559,1524],{},", no matter what ",[776,1562,830],{}," returns.",[928,1565,1566,1567,954,1569,1571,1572,1574,1575,1577,1578,1318,1580,1582,1583,919],{},"D is wrong — the range size should match the count of possible values, which is ",[776,1568,1321],{},[776,1570,1314],{},"; multiplying by ",[776,1573,1314],{}," and shifting by ",[776,1576,1524],{}," produces stations ",[776,1579,1524],{},[776,1581,1314],{},", and there is no station ",[776,1584,1314],{},[768,1586,1588],{"id":1587},"micro-parsons","Micro-Parsons",[773,1590,1591,1594,1595,1057,1598,1601],{},[931,1592,1593],{},"Problem:"," These lines, once correctly ordered, form a complete program that computes the straight-line distance from a robot's current position to a target position, given the ",[776,1596,1597],{},"deltaX",[776,1599,1600],{},"deltaY"," between them.",[773,1603,1604],{},"Reorder the fragments below into a working program:",[925,1606,1607,1613,1619,1625,1631,1637,1643,1649,1655,1661],{},[928,1608,1609,1610],{},"a. ",[776,1611,1612],{},"        double deltaX = 6.0;",[928,1614,1615,1616],{},"b. ",[776,1617,1618],{},"    public static void main(String[] args)",[928,1620,1621,1622],{},"c. ",[776,1623,1624],{},"        double deltaY = 8.0;",[928,1626,1627,1628],{},"d. ",[776,1629,1630],{},"}",[928,1632,1633,1634],{},"e. ",[776,1635,1636],{},"    {",[928,1638,1639,1640],{},"f. ",[776,1641,1642],{},"        double distance = Math.sqrt(Math.pow(deltaX, 2) + Math.pow(deltaY, 2));",[928,1644,1645,1646],{},"g. ",[776,1647,1648],{},"public class TargetDistance",[928,1650,1651,1652],{},"h. ",[776,1653,1654],{},"    }",[928,1656,1657,1658],{},"i. ",[776,1659,1660],{},"{",[928,1662,1663,1664],{},"j. ",[776,1665,1666],{},"        System.out.println(\"Distance to target: \" + distance);",[773,1668,1669,1671],{},[931,1670,1505],{}," g, i, b, e, a, c, f, j, h, d",[785,1673,1675],{"className":787,"code":1674,"language":789,"meta":790,"style":790},"public class TargetDistance\n{\n    public static void main(String[] args)\n    {\n        double deltaX = 6.0;\n        double deltaY = 8.0;\n\n        double distance = Math.sqrt(Math.pow(deltaX, 2) + Math.pow(deltaY, 2));\n        System.out.println(\"Distance to target: \" + distance);\n    }\n}\n",[776,1676,1677,1682,1686,1690,1694,1699,1704,1708,1713,1718,1722],{"__ignoreMap":790},[794,1678,1679],{"class":796,"line":797},[794,1680,1681],{},"public class TargetDistance\n",[794,1683,1684],{"class":796,"line":803},[794,1685,1188],{},[794,1687,1688],{"class":796,"line":809},[794,1689,1193],{},[794,1691,1692],{"class":796,"line":815},[794,1693,1198],{},[794,1695,1696],{"class":796,"line":890},[794,1697,1698],{},"        double deltaX = 6.0;\n",[794,1700,1701],{"class":796,"line":1206},[794,1702,1703],{},"        double deltaY = 8.0;\n",[794,1705,1706],{"class":796,"line":1212},[794,1707,882],{"emptyLinePlaceholder":881},[794,1709,1710],{"class":796,"line":1217},[794,1711,1712],{},"        double distance = Math.sqrt(Math.pow(deltaX, 2) + Math.pow(deltaY, 2));\n",[794,1714,1715],{"class":796,"line":1223},[794,1716,1717],{},"        System.out.println(\"Distance to target: \" + distance);\n",[794,1719,1720],{"class":796,"line":1229},[794,1721,1249],{},[794,1723,1724],{"class":796,"line":1234},[794,1725,1255],{},[773,1727,1728,1731,1732,1735,1736,1739,1740,1743,1744,1747,1748,1751,1752,1743,1754,1757,1758,1743,1760,1763,1764,1743,1767,1770,1771,1773,1774,1776,1777,1057,1779,1781,1782,1784,1785,1788,1789,1791,1792,1795,1796,1799],{},[931,1729,1730],{},"Why this order:"," The class line (",[776,1733,1734],{},"g",") and its opening brace (",[776,1737,1738],{},"i",") come first, then ",[776,1741,1742],{},"main"," (",[776,1745,1746],{},"b",") and its own opening brace (",[776,1749,1750],{},"e","). ",[776,1753,1597],{},[776,1755,1756],{},"a",") and ",[776,1759,1600],{},[776,1761,1762],{},"c",") must both be declared before either is used, and their declared order matches the order they're described in the problem. ",[776,1765,1766],{},"distance",[776,1768,1769],{},"f",") depends on both — ",[776,1772,1056],{}," squares each one, and ",[776,1775,1060],{}," needs the sum of those squares, so this line has to come after both ",[776,1778,1597],{},[776,1780,1600],{}," exist but before it's printed. ",[776,1783,1766],{}," is printed (",[776,1786,1787],{},"j",") only once it's been computed, and finally ",[776,1790,1742],{},"'s closing brace (",[776,1793,1794],{},"h",") and the class's closing brace (",[776,1797,1798],{},"d",") end the program.",[1025,1801,1027],{},{"title":790,"searchDepth":803,"depth":803,"links":1803},[1804,1805],{"id":1459,"depth":803,"text":1460},{"id":1587,"depth":803,"text":1588},{"outlineRef":1036,"pairsWith":1446,"status":1807},"new — authored exercises (Multiple Choice + Micro-Parsons)",{"title":644,"description":790},"g_ccW9Ct6z8a-2AT7uuD-e8EwsjrxHRx7_KtEzbb-xY",1790274943995]