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Submission #781138

# Submission time Handle Problem Language Result Execution time Memory
781138 2023-07-12T19:01:59 Z TimDee Crocodile's Underground City (IOI11_crocodile) C++17
100 / 100
 661 ms 59252 KB 
#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
#define forn(i,n) for(int i=0; i<n; ++i)
#define pb push_back
#define all(x) x.begin(),x.end()
#define pi pair<int,int>
#define f first
#define s second

const int N=1e5+55;
vector<pi> adj[N];
int ok[N];
int d[N];
int vis[N];

int travel_plan(int n, int m, int r[][2], int l[], int k, int p[]) {

  forn(i,m) {
    int u=r[i][0], v=r[i][1], w=l[i];
    adj[u].pb({v,w}), adj[v].pb({u,w});
  }

  priority_queue<pi> q;
  forn(i,k) q.push({0,p[i]}), vis[p[i]]=1;

  while (q.size()) {
    auto it=q.top(); q.pop();
    int di=-it.f, u=it.s;
    ++vis[u];
    if (vis[u]!=2) continue;
    d[u]=di;
    for(auto&e:adj[u]) {
      int v=e.f, w=e.s;
      q.push({-di-w,v});
    }
  }
  return d[0];

}

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2676 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct

Subtask #2
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2676 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 3 ms 3028 KB Output is correct
10 Correct 1 ms 2644 KB Output is correct
11 Correct 2 ms 2772 KB Output is correct
12 Correct 6 ms 3412 KB Output is correct
13 Correct 5 ms 3412 KB Output is correct
14 Correct 1 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2676 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 3 ms 3028 KB Output is correct
10 Correct 1 ms 2644 KB Output is correct
11 Correct 2 ms 2772 KB Output is correct
12 Correct 6 ms 3412 KB Output is correct
13 Correct 5 ms 3412 KB Output is correct
14 Correct 1 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct
16 Correct 611 ms 56588 KB Output is correct
17 Correct 62 ms 10396 KB Output is correct
18 Correct 81 ms 11812 KB Output is correct
19 Correct 661 ms 59252 KB Output is correct
20 Correct 482 ms 53088 KB Output is correct
21 Correct 34 ms 6212 KB Output is correct
22 Correct 427 ms 32252 KB Output is correct