cf/mirror

Optimal Number Permutation

CF
622D1900· candidate master1s256 MB⌨ stdin/stdout
#constructive algorithms

Examples

Sample 1of 2
Input
2
Output
1 1 2 2
Sample 2of 2
Input
1
Output
1 1
622D.cpp
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Ln 11·137 BGNU C++20 (64)