cf/mirror

The Rank

CF
1017A800· newbie1s256 MB⌨ stdin/stdout
#implementation

Examples

Sample 1of 2
Input
5
100 98 100 100
100 100 100 100
100 100 99 99
90 99 90 100
100 98 60 99
Output
2
Sample 2of 2
Input
6
100 80 90 99
60 60 60 60
90 60 100 60
60 100 60 80
100 100 0 100
0 0 0 0
Output
1
1017A.cpp
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Ln 11·137 BGNU C++20 (64)