제출 #971443

#제출 시각아이디문제언어결과실행 시간메모리
971443Nomio사이버랜드 (APIO23_cyberland)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; using ll = long long; vector<bool> V(100000, 0); vector<pair<int, int>> v[100000]; vector<int> x, y, c, a; double solve(int n, int m, int k, int h, vector<int> x, vector<int> y, vector<int> c, vector<int> a) { priority_queue<pair<ll, int>, vector<pair<ll, int>>, greater<pair<ll, int>>> pq; vector<ll> dis(n, 1e18); dis[0] = 0; pq.push({0, 0}); while(!pq.empty()) { ll x = pq.top().first; int y = pq.top().second; pq.pop(); if(dis[y] != x) continue; for(pair<int, int> p : v[y]) { int X = p.first; int Y = p.second; if(V[X] && dis[X] != 0) { dis[X] = 0; pq.push({0, X}); } else if(dis[X] > dis[y] + Y) { dis[X] = dis[y] + Y; pq.push({dis[X], X}); } } } if(dis[h] == 1e18) { return -1; } else { return dis[h]; } } int main() { ios::sync_with_stdio(0); cin.tie(0); int n, m, k, h; cin >> n >> m >> k >> h; while(m--) { int x1, y1, c1; cin >> x1 >> y1 >> c1; v[x1].push_back({y1, c1}); v[y1].push_back({x1, c1}); x.push_back(x1); y.push_back(y1); c.push_back(c1); } for(int i = 0; i < n; i++) { int a1; cin >> a1; if(a1 == 0) { V[i] = 1; } a.push_back(a1); } cout << solve(n, m, k, h, x, y, c, a) << '\n'; return 0; }

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccbi7r6k.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccDcN5tk.o:cyberland.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status