Submission #1167742

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1167742	2025-03-16 12:40:41	wstcube	Commuter Pass (JOI18_commuter_pass)	C++20	16 / 100	219 ms	19464 KiB

commuter_pass

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#include <bits/stdc++.h>
//#pragma GCC optimize(O3,unroll-loops)
//#pragma GCC target(avx2,bmi,bmi2,popcnt,lzcnt)
#define ll long long
#define fi first
#define se second
#define pb push_back
const ll INF = 1e18;
using namespace std;
ll n,m;
void dijkstra(vector<ll>& d,ll s, vector<vector<pair<ll,ll> > >& adj){
    d.assign(n,INF);
    d[s]=0;
    priority_queue<pair<ll,ll>,vector<pair<ll,ll> >, greater<pair<ll,ll> > > q;
    q.push({0,s});
    while(!q.empty()){
        ll v =q.top().se;
        ll d_v = q.top().fi;
        q.pop();
        if(d[v]!=d_v)
            continue;
        for(auto edge : adj[v]){
            ll to = edge.fi;
            ll len = edge.se;
            if(d[v] + len <d[to]){
                d[to] = d[v]+len;
                q.push({d[to],to});
            }
        }
    }
 
 
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• Subtask 1: 16 / 16
• Subtask 2: 0 / 15
• Subtask 3: 0 / 24
• Subtask 4: 0 / 45