area/perimeter while loop.java

import java.util.Scanner; //importing scanner
public class number2 { //program begins
    public static void main(String[] args) {

        /*
        *Design a program for finding the perimeter and area of each of a set of rectangles
        *Output the sides, area and perimeter of each rectangle
        *Assume that data consists of two sides, side1 and side2.
        *The last data item contains a side1 of zero.
         */

        Scanner input = new Scanner (System.in); //scanner declaration

        //variable declaration

        int side1, side2, perimeter, area;

        //input statements for the length and width of the rectangle

        System.out.println("Enter length of rectangle: ");
        side1 = input.nextInt();

        System.out.println("Enter width of rectangle: ");
        side2 = input.nextInt();

        //while loop being used as a continuous loop to find the area and perimeter of different rectangle and will end when side1 = 0

        while (side1 != 0) {

            //calculating area and perimeter

            perimeter = (side1 + side2) * 2;

            area = side1 * side2;

            //output statements for length, width, area, and perimeter

            System.out.println("Length: " +side1);
            System.out.println("Width: " +side2);
            System.out.println("Perimeter: " +perimeter);
            System.out.println("Area: " +area);

            //variables being updated within the loop

            System.out.println("Enter length of rectangle: ");
            side1 = input.nextInt();

            System.out.println("Enter width of rectangle: ");
            side2 = input.nextInt();
        } //while loop ends
    }
} //program ends