cf/mirror

A+B (Trial Problem)

CF
1351A800· newbie1s256 MB⌨ stdin/stdout
#implementation

Examples

Sample 1of 1
Input
4
1 5
314 15
-99 99
123 987
Output
6
329
0
1110
1351A.cpp
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Ln 11·137 BGNU C++20 (64)