View Code of Problem 1

import java.util.*;
public class xj{
    public static void main(String []args){
    	Scanner in = new Scanner(System.in);
    	int A=in.nextInt();
    	int B=in.nextInt();
    	int C=A+B;
        System.out.print(C);
}
}
/*
Main.java:2: error: class xj is public, should be declared in a file named xj.java
public class xj{
       ^
1 error
*/