제출 #144702

#제출 시각아이디문제언어결과실행 시간메모리
144702AASGArranging Shoes (IOI19_shoes)C++14
0 / 100
33 ms1912 KiB
#include "shoes.h" long long count_swaps(std::vector<int> s) { int a; a=s.size()/2; return ((a)*(a-1))/2; }
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