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Equalizing by Division (easy version)

CF
1213D11500· specialist2s256 MB⌨ stdin/stdout
#brute force#implementation

Examples

Sample 1of 3
Input
5 3
1 2 2 4 5
Output
1
Sample 2of 3
Input
5 3
1 2 3 4 5
Output
2
Sample 3of 3
Input
5 3
1 2 3 3 3
Output
0
1213D1.cpp
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Ln 11·137 BGNU C++20 (64)