Palindrome-less Arrays
1140E2200· master2s256 MB⌨ stdin/stdout
Examples
Sample 1of 4
Input
2 3-1 -1
Output
9
Sample 2of 4
Input
5 21 -1 -1 1 2
Output
0
Sample 3of 4
Input
5 31 -1 -1 1 2
Output
2
Sample 4of 4
Input
4 200000-1 -1 12345 -1
Output
735945883
58%
1140E.cpp
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Ln 11·137 BGNU C++20 (64)