제출 #638290

#제출 시각아이디문제언어결과실행 시간메모리
638290jamezzzThousands Islands (IOI22_islands)C++17
1.75 / 100
32 ms4804 KiB
#include "islands.h" #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,b; for(int i=0;i<M;++i){ if(U[i]==0)a.push_back(i); else b.push_back(i); } if(a.size()<2||b.size()<2)return false; vector<int> v={a[0],b[0],a[1],b[1]}; return v; }
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