Wrote code for Java assignment #13

Demonstrating method overloading

1 files changed, 59 insertions, 0 deletions

diff --git a/java/code/ShapeAreaCalculations.java b/java/code/ShapeAreaCalculations.java
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+++ b/java/code/ShapeAreaCalculations.java
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+import java.util.Scanner;
+
+class Shape {
+    // Calculates the area of a triangle.
+    static double area(double a, double b, double c) {
+        double s = (a + b + c) / 2.0;
+        return Math.sqrt(s * (s - a) * (s - b) * (s - c));
+    }
+    // Area of a rectangle.
+    static int area(int length, int width) {
+        return length * width;
+    }
+    // Area of a square.
+    static int area(int sideLength) {
+        return sideLength * sideLength;
+    }
+    // Area of a circle.
+    static double area(double radius) {
+        return Math.PI * radius * radius;
+    }
+}
+
+class AreaCalc {
+    public static void main(String args[]) {
+        var sc = new Scanner(System.in);
+        System.out.println("Choose the shape: ");
+        System.out.println("1. Triangle\n2. Rectangle\n3. Square\n4.Circle");
+        System.out.print("Enter your choice: ");
+        var choice = sc.nextInt();
+        switch (choice) {
+            case 1:
+                System.out.print("Enter sides: ");
+                var a = sc.nextDouble();
+                var b = sc.nextDouble();
+                var c = sc.nextDouble();
+                System.out.println("Area of a triangle: " + Shape.area(a, b, c));
+                break;
+            case 2:
+                System.out.print("Enter length and width: ");
+                var len = sc.nextInt();
+                var wid = sc.nextInt();
+                System.out.println("Area of a rectangle: " + Shape.area(len, wid));
+                break;
+            case 3:
+                System.out.print("Enter side length: ");
+                var sidelen = sc.nextInt();
+                System.out.println("Area of a square: " + Shape.area(sidelen));
+                break;
+            case 4:
+                System.out.print("Enter radius: ");
+                var r = sc.nextDouble();
+                System.out.println("Area of a square: " + Shape.area(r));
+                break;
+            default:
+                System.out.println("Invalid choice");
+                break;
+        }
+    }
+}