제출 #670831

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
670831	2022-12-10 19:00:21	dattranxxx	Relay Marathon (NOI20_relaymarathon)	C++11	25 / 100	1330 ms	133860 KiB

RelayMarathon

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#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define int ll
const int N = 1e5 + 5, inf = 1e16;
vector<pair<int, int>> adj[N];
int special[N];
int n, m, k;
priority_queue<pair<int, int>> q;
int dis[N], src[N];
pair<int, int> dijkstra(int s) {
  memset(dis, 0x3f, sizeof(dis));
  q.emplace(0, s); dis[s] = 0;
  while (!q.empty()) {
    int d, u; tie(d, u) = q.top(); q.pop();
    if (-d != dis[u]) continue;
    if (special[u]) return {dis[u], u};
    for (auto& p : adj[u]) {
      int v, w; tie(v, w) = p;
      if (dis[u] + w < dis[v]) 
        dis[v] = dis[u] + w, q.emplace(-dis[v], v);
    }
  }
  return {inf, 0};
}
 
 
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• Subtask 1: 0 / 5
• Subtask 2: 0 / 12
• Subtask 3: 25 / 25
• Subtask 4: 0 / 58