Submission #1077923

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1077923	2024-08-27 10:36:58	Faisal_Saqib	Thousands Islands (IOI22_islands)	C++17	10 / 100	93 ms	20404 KiB

islands

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#include <bits/stdc++.h>
#include <variant>
#include <vector>
using namespace std;
const int N=1e3+100;
int n,m;
vector<int> adj[N];
int color[N],parent[N];
map<pair<int,int>,int> helper;
int cycle_start, cycle_end;
bool dfs(int v) {
    color[v] = 1;
    for (int u : adj[v]) {
        if(u==parent[v])continue;
        if (color[u] == 0) {
            parent[u] = v;
            if (dfs(u))
                return true;
        } else if (color[u] == 1) {
            if(u==0)
            {
                cycle_end = v;
                cycle_start = u;
            }
            return true;
        }
    }
    color[v] = 2;
    return false;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 0 / 21
• Subtask 4: 0 / 24
• Subtask 5: 0 / 45