cf/mirror

Geometrical problem

CF
51D2200· master1s256 MB⌨ stdin/stdout

Examples

Sample 1of 3
Input
4
3 6 12 24
Output
0
Sample 2of 3
Input
4
-8 -16 24 -32
Output
1
Sample 3of 3
Input
4
0 1 2 3
Output
2
51D.cpp
loading editor…
Ln 11·137 BGNU C++20 (64)