Special Segments of Permutation
1156E2200· master2s512 MB⌨ stdin/stdout
Examples
Sample 1of 2
Input
53 4 1 5 2
Output
2
Sample 2of 2
Input
31 3 2
Output
1
58%
1156E.cpp
loading editor…
Ln 11·137 BGNU C++20 (64)
loading graph engine…
53 4 1 5 2
2
31 3 2
1