제출 #888508

#제출 시각아이디문제언어결과실행 시간메모리
888508Lincito_31Arranging Shoes (IOI19_shoes)C++14
15 / 100
21 ms3416 KiB
using namespace std; #include "shoes.h" long long x; long long count_swaps(vector<int> s) { x=s.size(); x/=2; x--; x=x*(x+1)/2; return x; }
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