HDU-1091-A+B for Input-Output Practice (III)(继续水) A+B for Input-Output Practice (III)

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概述

A+B for Input-Output Practice (III)

Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 84220 Accepted Submission(s): 44153

Problem Description

Your task is to Calculate a + b.

Input

Input contains multiple test cases. Each test case contains a pair of integers a and b, one pair of integers per line. A test case containing 0 0 terminates the input and this test case is not to be processed.

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 5
10 20
0 0

Sample Output


6
30

Author

lcy

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#include<iostream>
#include<cstdio>
using namespace std;
int main()
{
int a,b;
while(scanf("%d%d",&a,&b)!=EOF)
{
if(a==0&&b==0)
break;
printf("%dn",a+b);
}
return 0;
}