Submission #1252580

#	Time	Username	Problem	Language	Result	Execution time	Memory
1252580		bzzzzzzzzzz	World Map (IOI25_worldmap)	C++20	0 / 100	6 ms	1092 KiB

worldmap

#include <bits/stdc++.h>
#include "worldmap.h"
using namespace std;
using ll = long long;

const int SIZE = 241;

vector<int> o;
vector<int> used(SIZE, 0);
vector<vector<int>> g(SIZE);

void dfs(int v) {
    o.push_back(v);
    used[v] = 1;
    for (auto i : g[v]) {
        if (used[i] == 0) {
            dfs(i);
            o.push_back(v);
        }
    }
}

std::vector<std::vector<int>> create_map(int N, int M, std::vector<int> A, std::vector<int> B) {
      for (int i = 0; i < M; i++) {
            g[A[i]].push_back(B[i]);
            g[B[i]].push_back(A[i]);
        }
        dfs(1);
        int n = (int)o.size();
        vector<vector<int>> ans(n, vector<int> (n, 0));
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                ans[i][j] = o[i];
            }
        }
        return ans;
}

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