Submission #43803

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
43803	2018-03-24 03:21:08	wzy	Commuter Pass (JOI18_commuter_pass)	C++11	100 / 100	599 ms	146920 KiB

commuter_pass

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#include <bits/stdc++.h>
using namespace std;
#define pii pair<long long,long long>
#define pb push_back
#define ppi pair<pii , pii>
#define piii pair<long long,ppi >
#define F first
#define S second 
long long f1[100005] , f2[100005]  , f3[100005] ;
int n , m ;
vector<pii> adj[100005];
int s, t , u , v;
int main(){
  cin>>n>>m;
  cin>>s>>t>>u>>v;
  for(int i = 0 ; i < m ; i ++){
    int x , y , z;
    cin>>x>>y>>z;
    adj[x].pb(pii(z,y));
    adj[y].pb(pii(z,x));
  }
  for(int i = 1 ; i <= n; i++){
    f1[i] = (long long) 1e18 , f2[i] = (long long) 1e18 , f3[i] = (long long) 1e18;
  }
  priority_queue<pii , vector<pii> , greater<pii> > pq;
  pq.push(pii(0 , u));
  while(!pq.empty()){
    pii u = pq.top();
 
 
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• Subtask 1: 16 / 16
• Subtask 2: 15 / 15
• Subtask 3: 24 / 24
• Subtask 4: 45 / 45