제출 #749733

#제출 시각아이디문제언어결과실행 시간메모리
749733mohav48173수천개의 섬 (IOI22_islands)C++17
6.75 / 100
33 ms4424 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) {
    if(n==2) {

        vector<int>first,second;
        for(int i=0; i<m; i++) {
            if(u[i]==0 && v[i]==1)first.push_back(i);
            else second.push_back(i);
        }
        if(first.size()>1 && second.size()>0) {
            vector<int>ans= {first[0],second[0],first[1],first[0],second[0],first[1]};
            return ans;
        } else return false;
    }
    return true;
}
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