Submission #766507

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
766507	2023-06-25 17:37:45	dxz05	Shymbulak (IZhO14_shymbulak)	C++17	100 / 100	69 ms	19732 KiB

shymbulak

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#include <bits/stdc++.h>
using namespace std;
vector<vector<int>> g;
vector<int> color;
vector<int> cycle;
stack<int> st;
bool dfs0(int v, int p){
    st.push(v);
    color[v] = 1;
    for (int u : g[v]){
        if (u == p) continue;
        if (color[u] == 0){
            if (dfs0(u, v)) return true;
        }
        if (color[u] == 1){
            while (!st.empty()){
                int x = st.top();
                st.pop();
                cycle.push_back(x);
                if (x == u) break;
            }
            return true;
        }
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 20 / 20
• Subtask 3: 50 / 50