cf/mirror

Four Segments

CF
14C1700· expert2s64 MB⌨ stdin/stdout
#brute force#constructive algorithms#geometry#implementation#math

Examples

Sample 1of 2
Input
1 1 6 1
1 0 6 0
6 0 6 1
1 1 1 0
Output
YES
Sample 2of 2
Input
0 0 0 3
2 0 0 0
2 2 2 0
0 2 2 2
Output
NO
14C.cpp
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Ln 11·137 BGNU C++20 (64)