View Code of Problem 1

import java.util.Scanner;

public class Calculate {
	
	public static void main(String[] args) {
		int a;
		int b;
		Scanner in = new Scanner(System.in);
		a=in.nextInt();
		b=in.nextInt();
		System.out.println(a+b);
		
	}

}
/*
Main.java:3: error: class Calculate is public, should be declared in a file named Calculate.java
public class Calculate {
       ^
1 error
*/

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