import java.util.Scanner;/*输入描述:输入包括两个正整数a,b(1 <= a, b <= 10^9),输入数据有多组, 如果输入为0 0则结束输入输出描述:输出a+b的结果*/public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int b = sc.nextInt(); while(a != 0 &&a...