Submission #1021707

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1021707	2024-07-13 03:02:13	lHog	Monthly railway pass (LMIO18_menesinis_bilietas)	C++17	0 / 100	292 ms	41704 KiB

menesinis_bilietas

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#include <bits/stdc++.h>
using namespace std;
vector <long long> adjlist[1000001];
bool visited [1000001];
void dfs(long long cur){
    for(const long long&e:adjlist[cur]){
        if(!visited[e]){
            visited[e]=1;
            dfs(e);
        }
    }
}
int main() {
    long long n,e,a,b,s=0;
    cin>>n>>e;
    char mmmm;
    for(long long i=0;i<e;i++){
        cin>>a>>b>>mmmm;
        adjlist[a].push_back(b);
        adjlist[b].push_back(a);
    }
    for(long long i=0;i<n;i++){
        if(!visited[i]){
            dfs(i);
            s++;
        }
    }
    if (s == 0) cout << n;
    else cout << 0;
}
 
 
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• Subtask 5: 0 / 19