Submission #985131

#	Time	Username	Problem	Language	Result	Execution time	Memory
985131		SabyrAl	Cyberland (APIO23_cyberland)	C++17	0 / 100	3061 ms	6800 KiB

cyberland

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pll = pair<ll, ll>;

double djicstra(int n, int m, int k, int h, int s, vector<vector<pll> >& g) {
    vector<ll> dist(n, 1e15);
    dist[s] = 0;
    priority_queue<pll, vector<pll >, greater<pll > > q;
    q.push({0, s});
    while(!q.empty()) {
        auto [d, v] = q.top();
        q.pop();
        if (d != dist[v]) continue;
        for (auto [to, c] : g[v]) {
            q.push({c + d, to});
            dist[to] = min(c + d, dist[to]);
        }
    }
    return dist[h];
}

double solve(int N, int M, int K, int H, vector<int> x, vector<int> y, vector<int> c, vector<int> arr) {
    vector<vector<pll > > g(N);
    for (int i = 0; i < M; i++) {
        g[x[i]].push_back({y[i], c[i]});
        g[y[i]].push_back({x[i], c[i]});
    }
    arr[0] = 0;
    double ans = 1e9;
    for (int i = 0; i < N; i++) {
        if (arr[i] == 0) {
            ans = min(djicstra(N, M, K, H, i, g), ans);
        }
    }
    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