Placing Rooks
1342E2300· international master2s512 MB⌨ stdin/stdout
Examples
Sample 1of 4
Input
3 2
Output
6
Sample 2of 4
Input
3 3
Output
0
Sample 3of 4
Input
4 0
Output
24
Sample 4of 4
Input
1337 42
Output
807905441
58%
1342E.cpp
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Ln 11·137 BGNU C++20 (64)