제출 #573064

#제출 시각아이디문제언어결과실행 시간메모리
573064sff_userArranging Shoes (IOI19_shoes)C++17
0 / 100
1 ms212 KiB
#include "shoes.h" #include <bits/stdc++.h> #define vi vector<int> #define ll long long using namespace std; ll count_swaps(vector<int> s){ int n = s.size() / 2; ll ans = n*(n+1)/2-1; return ans; } // int main(){ // int p=1,n=-1; // cout << count_swaps({n,n,n,n,n,n,n,p,p,p,p,p,p,p}) << endl; // }
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