제출 #1041946

#제출 시각아이디문제언어결과실행 시간메모리
1041946MarwenElarbi카니발 티켓 (IOI20_tickets)C++17
11 / 100
1 ms860 KiB
#include <bits/stdc++.h> #include "tickets.h" using namespace std; #define pb push_back long long find_maximum(int k, std::vector<std::vector<int>> x) { long long n = x.size(); int m = x[0].size(); vector<std::vector<int>> ans(n,vector<int> (m,0)); long long res=0; vector<long long> tab; for (int i = 0; i < n; ++i) { tab.pb(x[i][0]); } sort(tab.begin(),tab.end()); long long pre[n]; long long suf[n+1]; suf[n]=0; for (int i = 0; i < n; i++){ pre[i]=tab[i]+(i ? pre[i-1] : 0); } for (int i = n-1; i >= 0; --i) { suf[i]=tab[i]+suf[i+1]; } for (long long i = 0; i < n; ++i) { res+=abs(tab[i]-tab[n/2]); } allocate_tickets(ans); return res; }
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