제출 #1227186

#제출 시각아이디문제언어결과실행 시간메모리
1227186brintonThousands Islands (IOI22_islands)C++20
6.75 / 100
19 ms4464 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() < 1) return false;
  vector<int> ans{A[0],B[0],A[1],A[0],B[0],A[1]};
  return ans;
}
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