ZJUT 1001 A+B Problem

http://acm.zjut.edu.cn:8181/web/problem.php?id=1001

1001: A+B Problem

Description

Calculate A+B!

Input

The input will consist of a series of pairs of integers a and b,separated by a space, one pair of integers per line, 0 0 means the end of the input, and do not need to output.

Output

For each pair of input integers a and b you should output the sum of a and b in one line,and with one line of output for each line in input.

Sample Input

1 1

2 2

0 0

Sample Output

2

4

#include<iostream>
using namespace std;

int main()
{
int a,b;
while(cin>>a>>b)
{
if(a==0&&b==0) break;
cout<<a+b<<endl;
}
}