Submission #1235574

#	Time	Username	Problem	Language	Result	Execution time	Memory
1235574		gry3125	Monthly railway pass (LMIO18_menesinis_bilietas)	C++20	10 / 100	1162 ms	45816 KiB

menesinis_bilietas

#include <bits/stdc++.h>
#define ll long long int
#define pb push_back
#define fi first
#define se second
using namespace std;

map<int,vector<int>> adj;
vector<bool> vis;

void dfs(int v) {
    vis[v] = 1;
    for (auto u : adj[v]) {
        if (!vis[u]) {
            vis[u] = 1; 
            dfs(u);
        }
    }
}

int main() {
    int n, m; cin >> n >> m;
    for (int i = 0; i < m; i++) {
        int a, b; char c; 
        cin >> a >> b >> c;
        adj[a].pb(b);
        adj[b].pb(a);
    }
    vis.resize(n+1); dfs(1);
    int cnt = 0;
    for (int i = 1; i <= n; i++) {
        cnt += vis[i];
    }
    cout << (cnt == n ? n : 0);
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 6
• Subtask 3: 0 / 30
• Subtask 4: 0 / 35
• Subtask 5: 0 / 19