A + B Problem

题目——来自hdoj

Problem Description Calculate A + B.

Input Each line will contain two integers A and B. Process to end of file.

Output For each case, output A + B in one line.

Sample Input 1 1

Sample Output 2

Author HDOJ

分析

程序

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); while (sc.hasNextInt()) { int a = sc.nextInt(); int b = 0; if (sc.hasNextInt()) b = sc.nextInt(); System.out.println(a + b); } } }