輸入兩個整數a和b，計算a+b的和

//此題是輸入多組數據

import java.util.Scanner;

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