Submission #924481

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
924481	2024-02-09 05:16:41	Muhammad_Aneeq	Toll (BOI17_toll)	C++17	10 / 100	40 ms	4692 KiB

toll

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/*
بسم الله الرحمن الرحيم
Author:
                          (:Muhammad Aneeq:)
*/
#include <iostream>
#include <vector>
#include <queue>
#include <map>
using namespace std;
map<pair<int,int>,int>d;
int const N=5e4+10;
vector<pair<int,int>>nei[N]={};
int dist[N]={};
bool vis[N]={};
int bfs(int n,int tar)
{
    priority_queue<pair<int,int>,vector<pair<int,int>>,greater<pair<int,int>>>pq;
    pq.push({0,n});
    dist[n]=0;
    while (pq.size())
    {
        int z=pq.top().second;
        pq.pop();
        if (vis[z])
            continue;
        if (z==tar)
            return dist[z];
        vis[z]=1;
 
 
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