제출 #824290

#제출 시각아이디문제언어결과실행 시간메모리
824290vjudge1Thousands Islands (IOI22_islands)C++17
1.75 / 100
24 ms3128 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) {
    int a = -1, b = -1, c = -1, d = -1;
    for(int i = 0; i < M; i++) {
        if(U[i]<3) {
            if(U[i]==1)
                b = i;
            else if(U[i]==2)
                c = i;
            else if(V[i]==1)
                a = i;
            else
                d = i;
        }
    }
    if(d<0) return false;
    return vector<int> {a,b,c,d,a,b,c,d};
}
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