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author | RossTheRoss <mstrapp@protonmail.com> | 2019-10-16 14:56:08 -0500 |
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committer | RossTheRoss <mstrapp@protonmail.com> | 2019-10-16 14:56:08 -0500 |
commit | 4e15412bd6bbc53bf60dadd1587fff93de2c83b7 (patch) | |
tree | 88e79634f953e9cb62c81599bc646e35abe7435f /csci1913/Java/lab6 | |
parent | Move things around (diff) | |
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Finish lab
Diffstat (limited to 'csci1913/Java/lab6')
-rw-r--r-- | csci1913/Java/lab6/Polygon.java | 32 | ||||
-rw-r--r-- | csci1913/Java/lab6/lab6_strap012.java | 19 | ||||
-rw-r--r-- | csci1913/Java/lab6/tests6.java | 28 |
3 files changed, 79 insertions, 0 deletions
diff --git a/csci1913/Java/lab6/Polygon.java b/csci1913/Java/lab6/Polygon.java new file mode 100644 index 0000000..7f025fe --- /dev/null +++ b/csci1913/Java/lab6/Polygon.java @@ -0,0 +1,32 @@ +package lab6; + +class Polygon +{ + private int[] sideLengths; + + public Polygon(int sides, int ... lengths) + { + int index = 0; + sideLengths = new int[sides]; + for (int length: lengths) + { + sideLengths[index] = length; + index += 1; + } + } + + public int side(int number) + { + return sideLengths[number]; + } + + public int perimeter() + { + int total = 0; + for (int index = 0; index < sideLengths.length; index += 1) + { + total += side(index); + } + return total; + } +} diff --git a/csci1913/Java/lab6/lab6_strap012.java b/csci1913/Java/lab6/lab6_strap012.java new file mode 100644 index 0000000..e2c96e4 --- /dev/null +++ b/csci1913/Java/lab6/lab6_strap012.java @@ -0,0 +1,19 @@ +package lab6; + +class Rectangle extends Polygon { + public Rectangle(int l, int w) { + super(4, l, w, l, w); + } + public int area() { + return this.side(0)*this.side(1); + } +} + +class Square extends Polygon { + public Square(int l) { + super(4, l, l, l, l); + } + public int area() { + return this.side(0)*this.side(1); + } +}
\ No newline at end of file diff --git a/csci1913/Java/lab6/tests6.java b/csci1913/Java/lab6/tests6.java new file mode 100644 index 0000000..fc98648 --- /dev/null +++ b/csci1913/Java/lab6/tests6.java @@ -0,0 +1,28 @@ +package lab6; + +// SHAPES. Public tests for the classes RECTANGLE and SQUARE. Comments show +// what each test must print, and how many points it is worth. + +class Shapes +{ + public static void main(String[] args) + { + Rectangle wreck = new Rectangle(3, 5); + + System.out.println(wreck.side(0)); // 3 1 point. + System.out.println(wreck.side(1)); // 5 1 point. + System.out.println(wreck.side(2)); // 3 1 point. + System.out.println(wreck.side(3)); // 5 1 point. + System.out.println(wreck.area()); // 15 1 point. + System.out.println(wreck.perimeter()); // 16 1 point. + + Square nerd = new Square(7); + + System.out.println(nerd.side(0)); // 7 1 point. + System.out.println(nerd.side(1)); // 7 1 point. + System.out.println(nerd.side(2)); // 7 1 point. + System.out.println(nerd.side(3)); // 7 1 point. + System.out.println(nerd.area()); // 49 1 point. + System.out.println(nerd.perimeter()); // 28 1 point. + } +} |