cf/mirror

We Need the Zero

CF
1805A800· newbie1s256 MB⌨ stdin/stdout
#bitmasks#brute force

Examples

Sample 1of 1multi-test • hover to link
Input
5
3
1 2 5
3
1 2 3
4
0 1 2 3
4
1 2 2 3
1
1
Output
6
0
3
-1
1
1805A.cpp
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Ln 11·137 BGNU C++20 (64)