public class Main {

	public static void main(String[] args) {

		int x = 20;
		int y = 10;
		int resultat = x + y;

		System.out.println("" + x + " + " + y + " = " + resultat);


		int x2 = 20;
		int y2 = 10;
		int resultat2 = x2 - y2;

		System.out.println("" + x2 + " - " + y2 + " = " + resultat2);

		int x3 = 20;
		int y3 = 10;
        int resultat3 = x3 * y3;

        System.out.println("" + x3 +" * " + y3 + " = " + resultat3);

        double x4 = 20.6;
        double y4 = 10.85;
        double resultat4 = x4 / y4;

        System.out.println("" + x4 +  " / " + y4 + " = " + resultat4);

        int x5 = 20;
        int y5 = 4;
        int resultat5 = x5 / y5;

        System.out.println("" + x5 + " / " + y5 +  " = " + resultat5);


        int x6 = 20;
        int y6 = 8;
        int resultat6 = x6 % y6;

        System.out.println("" + x6 + " % " + y6 + " = " + resultat6);

        double x7 = 20.56;
        double y7 = 12.45;
        double resultat7 = x7 + y7;

        System.out.println("" + x7 + " + " +  y7 + " = " + resultat7);

        double x8 = 20.24;
        double y8 = 9.098;
        double resultat8 = x8 - y8;

        System.out.println("" + x8 + " - " + y8 + " = " + resultat8);

        double x9 = 20.12;
        double y9 = 5.5;
        double resultat9 = x9 * y9;

        System.out.println("" + x9 + " * " + y9 + " = " + resultat9);


        double x10 = 20.67;
        double y10 = 8.55;
        double resultat10 = x10 / y10;

        System.out.println("" + x10 + " / " + y10 + " = " + resultat10);




        resultater:

20 + 10 = 30
20 - 10 = 10
20 * 10 = 200
20.6 / 10.85 = 1.8986175115207375
20 / 4 = 5
20 % 8 = 4
20.56 + 12.45 = 33.01
20.24 - 9.098 = 11.141999999999998
20.12 * 5.5 = 110.66000000000001
20.67 / 8.55 = 2.4175438596491228