제출 #745238

#제출 시각아이디문제언어결과실행 시간메모리
745238math_rabbit_1028Thousands Islands (IOI22_islands)C++17
3.50 / 100
99 ms7436 KiB
#include "islands.h"

#include <bits/stdc++.h>
using namespace std;

int n, m;
vector<int> adj[101010];

std::variant<bool, std::vector<int>> find_journey(
    int N, int M, std::vector<int> U, std::vector<int> V) {
  n = N; m = M;
  for (int i = 0; i < m; i++) {
    adj[U[i]].push_back(V[i]);
  }
  if (adj[0].size() >= 2 && adj[1].size() >= 1) {
    vector<int> ret = {0, 1, 0, 1, 0, 1, 0};
    return ret;
  }
  return false;
}
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