Computer Applications
Write a program using switch case to find the volume of a cube, a sphere and a cuboid.
For an incorrect choice, an appropriate error message should be displayed.
- Volume of a cube = s * s *s
- Volume of a sphere = (4/3) * π * r * r * r (π = (22/7))
- Volume of a cuboid = l*b*h
Java
Java Conditional Stmts
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Answer
import java.util.Scanner;
public class KboatMenuVolume
{
public static void main(String args[]) {
Scanner in = new Scanner(System.in);
System.out.println("1. Volume of Cube");
System.out.println("2. Volume of Sphere");
System.out.println("3. Volume of Cuboid");
System.out.print("Enter your choice: ");
int choice = in.nextInt();
switch(choice) {
case 1:
System.out.print("Enter side of cube: ");
double cs = in.nextDouble();
double cv = Math.pow(cs, 3);
System.out.println("Volume of cube = " + cv);
break;
case 2:
System.out.print("Enter radius of sphere: ");
double r = in.nextDouble();
double sa = (4 / 3.0) * (22 / 7.0) * Math.pow(r, 3);
System.out.println("Volume of sphere = " + sa);
break;
case 3:
System.out.print("Enter length of cuboid: ");
double l = in.nextDouble();
System.out.print("Enter breadth of cuboid: ");
double b = in.nextDouble();
System.out.print("Enter height of cuboid: ");
double h = in.nextDouble();
double vol = l * b * h;
System.out.println("Volume of cuboid = " + vol);
break;
default:
System.out.println("Wrong choice! Please select from 1 or 2 or 3.");
}
}
}
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