AssignmentS2

assignments/AssigmentS2/exercise1/Point2D.java

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+public class Point2D {
+
+    private double x, y;
+
+
+
+    public Point2D (double x, double y) {
+        this.x = x;
+        this.y = y;
+}
+
+    public double getX() {
+        return x;
+}
+
+    public double getY() {
+        return y;
+    }
+
+    public double distance(double x, double y) {
+        return Math.sqrt(Math.pow(this.x - x, 2) + Math.pow(this.y - y, 2));
+    }
+
+    public double distance(Point2D p) {
+        return Math.sqrt(Math.pow(this.x - p.getX(), 2) + Math.pow(this.y - p.getY(), 2));
+    }
+
+    public static double distance(Point2D p1, Point2D p2) {
+        return Math.sqrt(Math.pow(p1.getX() - p2.getX(), 2) + Math.pow(p1.getY() - p2.getY(), 2));
+    }
+
+    public Point2D midpoint(Point2D p) {
+        double midx = (this.x + p.getX()) / 2;
+        double midy = (this.y + p.getY()) / 2;
+        return new Point2D (midx, midy);
+    }
+}

assignments/AssigmentS2/exercise1/demo.java

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+public class demo {
+    public static void main(String[] args) {
+        Point2D p1 = new Point2D(3.0, 4.0);
+        Point2D p2 = new Point2D(6.0, 8.0);
+
+        System.out.println("Coordinates of p1: (" + p1.getX() + ", " + p1.getY() + ")");
+        System.out.println("Coordinates of p2: (" + p2.getX() + ", " + p2.getY() + ")");
+
+        System.out.println("Distance between p1 and (0, 0): " + p1.distance(0, 0));
+
+        System.out.println("Distance between p1 and p2: " + p1.distance(p2));
+
+        Point2D midpoint = p1.midpoint(p2);
+        System.out.println("Midpoint between p1 and p2: (" + midpoint.getX() + ", " + midpoint.getY() + ")");
+
+        System.out.println("Distance between p1 and p2 :" + Point2D.distance(p1, p2));
+    }
+}

assignments/AssigmentS2/exercise2-1/Circle.java

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+public class Circle implements Shape {
+
+// private double n;
+
+/*    public Circle(double n) {
+    this.n = n;
+    }
+*/
+    public double calculateArea(double n) {
+        return 3.14*n*n;
+
+}
+
+    public double calculatePerimeter(double n) {
+        return 2*3.14*n;
+}
+
+}

assignments/AssigmentS2/exercise2-1/Rectangle.java

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+public class Rectangle implements Shape {
+
+    // private double n;
+    
+    /*    public Circle(double n) {
+        this.n = n;
+        }
+    */
+        public double calculateArea(double n, double m) {
+            return m*n;
+    
+    }
+    
+        public double calculatePerimeter(double n, double m) {
+            return 2*m + 2*n;
+    }
+    
+    }
+    

assignments/AssigmentS2/exercise2-1/Shape.java

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+interface Shape {
+
+public double calculateArea(double n);
+public double calculatePerimeter(double n);
+
+
+public double calculateArea(double n, double m);
+public double calculatePerimeter(double n, double m);
+
+}

assignments/AssigmentS2/exercise2-1/demo.java

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+public class demo {
+    public static void main(String[] args) {
+    Shape circle = new Circle(5.0);
+    Shape rectangle = new Rectangle(5.0, 6.0);
+
+    System.out.println("Rectangle one side 5, other side 6");
+    System.out.println("Rectangle area: "+ rectangle.calculateArea() + ", Rectangle perimeter: "+ rectangle.calculatePerimeter());
+    System.out.println("Circle radius: 5");
+    System.out.println("Circle area: "+ circle.calculateArea() + ", Circle perimeter: "+ circle.calculatePerimeter());
+    }
+
+}

assignments/AssigmentS2/exercise2/Circle.java

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+class Circle implements Shape {
+
+private double n;
+
+    public Circle(double n) {
+    this.n = n;
+    }
+
+    public double calculateArea() {
+        return 3*n*n;
+
+}
+
+    public double calculatePerimeter() {
+        return 2*3*n;
+}
+
+}

assignments/AssigmentS2/exercise2/Rectangle.java

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+class Rectangle implements Shape {
+
+private double n, m;
+
+public Rectangle(double n, double m) {
+    this.n = n;
+    this.m = m;
+}
+    public double calculateArea() {
+        return n*m;
+}
+
+    public double calculatePerimeter() {
+        return 2*n+2*m;
+}
+
+}

assignments/AssigmentS2/exercise2/Shape.java

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+interface Shape {
+
+double calculateArea();
+double calculatePerimeter();
+
+}

assignments/AssigmentS2/exercise2/demo.java

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+public class demo {
+    public static void main(String[] args) {
+    Shape circle = new Circle(5.0);
+    Shape rectangle = new Rectangle(5.0, 6.0);
+
+    System.out.println("Rectangle one side 5, other side 6");
+    System.out.println("Rectangle area: "+ rectangle.calculateArea() + ", Rectangle perimeter: "+ rectangle.calculatePerimeter());
+    System.out.println("Circle radius: 5");
+    System.out.println("Circle area: "+ circle.calculateArea() + ", Circle perimeter: "+ circle.calculatePerimeter());
+    }
+
+}