java program add three number and print output on screen (Java) (164)

package com.company;

public class Main 
{

    public static void main(String[] args) 
    {
   // write your code here
        System.out.print("sum of three numbers is :");
        
        int num1=10;
        int num2=20;
        int num3=30;
        int sum=num1+num2+num3;
        System.out.println(sum);
    }
}