제출 #764253

#제출 시각아이디문제언어결과실행 시간메모리
764253raysh07수천개의 섬 (IOI22_islands)C++17
5 / 100
30 ms4436 KiB
#include "islands.h" #include <variant> #include <bits/stdc++.h> using namespace std; variant<bool, vector<int>> find_journey(int n, int m, vector<int> u, vector<int> v) { vector <int> a[2]; for (int i = 0; i < m; i++){ a[u[i]].push_back(i); } if (a[0].size() >= 2 && a[1].size() >= 1){ vector <int> ans; ans.push_back(a[0][0]); ans.push_back(a[1][0]); ans.push_back(a[0][1]); ans.push_back(a[0][0]); ans.push_back(a[1][0]); ans.push_back(a[0][1]); return ans; } else return false; }
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