제출 #984805

#제출 시각아이디문제언어결과실행 시간메모리
984805rshohruh사이버랜드 (APIO23_cyberland)C++17
8 / 100
44 ms4176 KiB
#include "cyberland.h" #include <vector> #include <bits/stdc++.h> using namespace std; using ll = long long; using node = pair<int, ll>; double solve(int N, int M, int K, int H, std::vector<int> x, std::vector<int> y, std::vector<int> c, std::vector<int> arr) { for(int x: arr) assert(x == 1); vector<vector<node>> g(N); vector<ll> h(N, 1e18); for(int i = 0; i < M; ++i){ g[x[i]].emplace_back(y[i], c[i]); g[y[i]].emplace_back(x[i], c[i]); } priority_queue<node, vector<node>, greater<node>> b; b.emplace(0, 0); while(!b.empty()){ auto [u, cur] = b.top(); b.pop(); if(h[u] < cur) continue; h[u] = cur; for(auto [v, w]: g[u]) b.emplace(v, w+cur); } return h[H]; }
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