DATA TYPES AND INTEGER THEORY

 package com.company;

public class Main {

    public static void main(String[] args) {
   // write your code here
        System.out.println("The sum of these numbers is:");
        int num1=1;
        int num2=2;
        int num3=3;
        int sum;
        System.out.println(num1+num2+num3);
    }
}

LITERALS

package com.company;

public class CWH04_literals {
    public static void main(String[] args) {
float num=      5.6F;
long age= 566668888888888888l;
char ch='r';
boolean a= true; System.out.println(a);
//System.out.println(a);
    }
}