题解 | 单组_A+B

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int a = 0, b = 0;
        while (scanner.hasNextInt()) {
            a = scanner.nextInt();
            b = scanner.nextInt();
        }

       System.out.println(a+b);
    }
}