往届 ACM 队训练题 (参考)

1001. Problem A+B (Big Integer)

单点时限: 2.0 sec

内存限制: 256 MB

Give two positive integer and , calucate .

Notice that is no more than digits.

输入格式

The test case contain several lines. Each line contains two positive integer and .

输出格式

For each input line, output a line contain .

样例

Input
2 3
1231231231823192 123123123123123
1000000000000000 1
Output
5
1354354354946315
1000000000000001
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