제출 #939706

#제출 시각아이디문제언어결과실행 시간메모리
939706weajink가장 긴 여행 (IOI23_longesttrip)C++17
30 / 100
8 ms608 KiB
#include <bits/stdc++.h> #include "longesttrip.h" using namespace std; typedef long long ll; vector<int> sciezka[2]; void dodaj_wierzcholek(int v){ if (!sciezka[0].size() || are_connected({v},{sciezka[0].back()})){ sciezka[0].push_back(v); return; } if (!sciezka[1].size() || are_connected({v},{sciezka[1].back()})){ sciezka[1].push_back(v); return; } for (int i = (int)sciezka[1].size()-1; i >= 0; i--) sciezka[0].push_back(sciezka[1][i]); sciezka[1] = {v}; } vector<int> longest_trip(int N, int D){ sciezka[0].clear(); sciezka[1].clear(); for (int i = 0; i < N; i++) dodaj_wierzcholek(i); if (sciezka[0].size() < sciezka[1].size()) swap(sciezka[0],sciezka[1]); return sciezka[0]; }
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