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2041C2000· candidate master3s1024 MB⌨ stdin/stdout

Examples

Sample 1of 1
Input
3
1 2 3
4 5 6
7 8 9
1 1 1
2 2 2
3 3 3
4 3 0
2 1 4
9 8 9
Output
5
2041C.cpp
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Ln 11·137 BGNU C++20 (64)
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