Submission #1189915

#TimeUsernameProblemLanguageResultExecution timeMemory
1189915racha555Easter Eggs (info1cup17_eastereggs)C++20
0 / 100
0 ms452 KiB
#include <bits/stdc++.h> #include "grader.h" using namespace std; void dfs(int u, vector<vector<int>> &adj, vector<vector<int>> &path, vector<bool> &visit) { path[0].emplace_back(u); path[path[0].size()] = path[0]; visit[u] = true; for (auto v : adj[u]) { if ((visit[v] == false)) { dfs(v, adj, path, visit); } } } int findEgg(int N, vector<pair<int, int>> bridges) { vector<vector<int>> adj(515), path(515); vector<bool> visit(N + 1, false); // for (auto [u, v] : bridges) // { // adj[u].emplace_back(v); // adj[v].emplace_back(u); // } // dfs(1, adj, path, visit); // path[0].emplace_back(1); int l = 0, mid, r = N; // for (int i = 0; i <= N; i++) // { // for (auto v : path[i]) // { // cout << v << " "; // } // cout << "\n"; // } // while (l < r) // { // int mid = l + (r - l) / 2; // if (query(path[mid]) == 1) // { // r = mid; // } // else // { // l = mid + 1; // } // } return r; // if (query ({1})) return 1; // return N; } // int main() // { // cout << findEgg(5, {{1, 2}, {1, 3}, {2, 4}, {4, 5}}); // }
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