Submission #1249569

#	Time	Username	Problem	Language	Result	Execution time	Memory
1249569		madamadam3	World Map (IOI25_worldmap)	C++20	15 / 100	14 ms	2120 KiB

worldmap

#include "worldmap.h"
#include <bits/stdc++.h>

using namespace std;

using vi = vector<int>;
using vvi = vector<vi>;

void dfs(int u, vector<bool> &vis, vvi &adj, vi &tour) {
  vis[u] = true;
  tour.push_back(u);
  
  for (int v : adj[u]) {
    if (vis[v]) continue;
    dfs(v, vis, adj, tour);
    tour.push_back(u);
  }
}

vvi create_map(int n, int m, vi a, vi b) {
  vvi adj(n+1, vi()); for (int i = 0; i < m; i++) adj[a[i]].push_back(b[i]), adj[b[i]].push_back(a[i]);
  
  vector<bool> vis(n+1, false); vi tour;
  dfs(1, vis, adj,tour);
  int K = tour.size();
  vvi ans(K, vi(K, 1));
  for (int i = 0; i < K; i++) {
    for (int j = 0; j < K; j++) {
      ans[i][j] = tour[j];
    }
  }

  return ans;
}

• Subtask 0: 0 / 0
• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 0 / 7
• Subtask 4: 0 / 8
• Subtask 5: 0 / 14
• Subtask 6: 0 / 56