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1895C1400· specialist2s512 MB⌨ stdin/stdout

#brute force #dp #hashing #implementation #math

Examples

Sample 1of 3

Input

10
5 93746 59 3746 593 746 5937 46 59374 6

Output

Sample 2of 3

Input

5
2 22 222 2222 22222

Output

Sample 3of 3

Input

3
1 1 1

Output

1895C.cpp

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Ln 11·137 BGNU C++20 (64)