Submission #769897

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
769897	2023-06-30 12:44:14	Dan4Life	Cyberland (APIO23_cyberland)	C++17	100 / 100	805 ms	10920 KiB

cyberland

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#include "cyberland.h"
#include <bits/stdc++.h>
using namespace std;
using vi = vector<int>;
using ar = pair<double,int>;
const int mxN = (int)1e5+10;
const double LINF = 1e105;
double ans;
int n, m, h;
bool vis[mxN];
double dis[mxN], dis2[mxN];
vector<pair<int,int>> adj[mxN];
priority_queue<ar,vector<ar>,greater<ar>> pq;
 
void dijkstra(){
  fill(vis,vis+n+1,0);
  for(int i = 0; i < n; i++) 
    if(dis[i]<LINF) pq.push({dis[i],i});
  while(!pq.empty()){
    auto [D,a] = pq.top(); pq.pop(); 
    if(vis[a] or a==h) continue; vis[a]=1;
    for(auto [b,w] : adj[a]) if(dis[b]>dis[a]+w) 
      dis[b]=dis[a]+w, pq.push({dis[b],b});
  }
  ans = min(ans, dis[h]);
}
 
double solve(int N, int M, int K, int H, vi x, vi y, vi c, vi A) {
  n = N, m = M, h = H, K = min(K, 67);
  fill(dis,dis+n,LINF); ans = LINF;
 
 
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Compilation message (stderr)

cyberland.cpp: In function 'void dijkstra()':
cyberland.cpp:21:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   21 |   if(vis[a] or a==h) continue; vis[a]=1;
      |   ^~
cyberland.cpp:21:32: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   21 |   if(vis[a] or a==h) continue; vis[a]=1;
      |                                ^~~

• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 13 / 13
• Subtask 4: 19 / 19
• Subtask 5: 7 / 7
• Subtask 6: 16 / 16
• Subtask 7: 29 / 29
• Subtask 8: 3 / 3