zoj1001-A + B Problem

http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=1

A + B Problem

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Time Limit: 2 Seconds      Memory Limit: 65536 KB

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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.

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

Sample Output

6





python代码：

import sys

for index in sys.stdin:
    r=index.split()
    print int(r[0])+int(r[1])