cf/mirror

Satanic Panic

CF
1146H2900· international gm4s256 MB⌨ stdin/stdout
#dp#geometry

Examples

Sample 1of 3
Input
5
0 0
0 2
2 0
2 2
1 3
Output
1
Sample 2of 3
Input
5
0 0
4 0
0 4
4 4
2 3
Output
0
Sample 3of 3
Input
10
841746 527518
595261 331297
-946901 129987
670374 -140388
-684770 309555
-302589 415564
-387435 613331
-624940 -95922
945847 -199224
24636 -565799
Output
85
1146H.cpp
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Ln 11·137 BGNU C++20 (64)