cf/mirror

Psychos in a Line

CF
319B1900· candidate master1s256 MB⌨ stdin/stdout
#data structures#implementation

Examples

Sample 1of 2
Input
10
10 9 7 8 6 5 3 4 2 1
Output
2
Sample 2of 2
Input
6
1 2 3 4 5 6
Output
0
319B.cpp
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Ln 11·137 BGNU C++20 (64)