Submission #1027952

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1027952	2024-07-19 11:54:35	anarch_y	Senior Postmen (BOI14_postmen)	C++17	100 / 100	308 ms	65344 KiB

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(x) begin(x), end(x)
#define sz(x) (int)x.size()
#define pb push_back
 
const int maxn = 500001;
vector<pair<int, int>> adj[maxn];
vector<bool> seen;
vector<int> path;
 
void dfs(int s){
    while(!adj[s].empty()){
        auto [u, id] = adj[s].back();
        adj[s].pop_back();
        if(seen[id]) continue;
        seen[id] = true;
        dfs(u);
    }
    path.pb(s);
}
 
int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
 
    int n, m; cin >> n >> m;
    seen.resize(m+1);
    for(int i=1; i<=m; i++){
 
 
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• Subtask 1: 38 / 38
• Subtask 2: 17 / 17
• Subtask 3: 45 / 45