cf/mirror

Divisor Set

CF
1257G2600· international gm5s512 MB⌨ stdin/stdout
#divide and conquer#fft#greedy#math#number theory

Examples

Sample 1of 2
Input
3
2999999 43 2999957
Output
3
Sample 2of 2
Input
6
2 3 2 3 2 2
Output
3
1257G.cpp
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Ln 11·137 BGNU C++20 (64)