cf/mirror

Vasilije Loves Number Theory

CF
1878F1900· candidate master2s256 MB⌨ stdin/stdout

Examples

Sample 1of 1
Input
7
1 5
1 1
1 2
2
1 8
1 9
20 4
1 3
2
1 7
1 12
16 10
1 6
1 6
1 10
1 9
1 1
1 9
1 7
1 3
1 2
1 10
9 1
1 3
8 1
1 2
8 3
1 5
1 8
1 10
11 5
1 8
1 2
1 1
1 3
1 1
Output
YES
YES
YES
YES
 
YES
NO
YES
 
YES
NO
YES
YES
YES
NO
YES
NO
YES
YES
 
NO
 
NO
 
YES
NO
NO
 
YES
NO
NO
NO
NO
1878F.cpp
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Ln 11·137 BGNU C++20 (64)