Submission #1066649

#	Time	Username	Problem	Language	Result	Execution time	Memory
1066649		Muhammet	Cyberland (APIO23_cyberland)	C++17	0 / 100	18 ms	5468 KiB

cyberland

#include <bits/stdc++.h>
#include "cyberland.h"
 
using namespace std;
 
#define ff first
#define ss second
 
double solve(int n, int m, int k, int h, vector<int> x, vector<int> y, vector<int> c, vector<int> arr) {
    vector <pair<int,int>> v[n];
    for(int i = 0; i < m; i++){
        v[x[i]].push_back({y[i],c[i]});
        v[y[i]].push_back({x[i],c[i]});
    }
    vector <int> d(n,1e9);
    d[0] = 0;
    priority_queue <pair<int,int>> q;
    q.push({0,0});
    while(!q.empty()){
        pair <int,int> w1 = q.top();
        q.pop();
        w1.ff *= (-1);
        if(w1.ff != d[w1.ss]) continue;
        for(auto [i,w] : v[w1.ss]){
            if(d[i] > d[w1.ss] + w){
                d[i] = d[w1.ss] + w;
                q.push({-d[i],i});
            }
        }
    }
    if(d[h] == 1e9) d[h] = -1;
    double ans = (double)d[h];
    d.clear();
    for(int i = 0; i <= n; i++){
        v[i].clear();
    }
    return ans;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 0 / 13
• Subtask 4: 0 / 19
• Subtask 5: 0 / 7
• Subtask 6: 0 / 16
• Subtask 7: 0 / 29
• Subtask 8: 0 / 3