cf/mirror

Clock and Strings

CF
1971C900· newbie1s256 MB⌨ stdin/stdout

Examples

Sample 1of 1
Input
15
2 9 10 6
3 8 9 1
1 2 3 4
5 3 4 12
1 8 2 10
3 12 11 8
9 10 12 1
12 1 10 2
3 12 6 9
1 9 8 4
6 7 9 12
7 12 9 6
10 12 11 1
3 9 6 12
1 4 3 5
Output
YES
NO
NO
YES
YES
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
1971C.cpp
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Ln 11·137 BGNU C++20 (64)