View Code of Problem 1

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		
		int A;
		int B;
		Scanner in = new Scanner(System.in);
	       A=in.nextInt();   
	       B=in.nextInt();
		System.out.println(A+B);

	}

}