#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
vector <pair <int , int> > edg[100005];
bool vis[100005][2];
long long dist[100005][2];
int travel_plan(int N, int M, int R[][2], int L[], int K, int P[]){
for (int i = 0;i < N;i++)
dist[i][0] = dist[i][1] = 2e9;
for (int i = 0;i < M;i++) {
edg[R[i][0]].push_back(make_pair(R[i][1], L[i]));
edg[R[i][1]].push_back(make_pair(R[i][0], L[i]));
}
priority_queue <pair <long long, int> > que;
for (int i = 0;i < K;i++){
que.push(make_pair(0, P[i]));
vis[P[i]][0] = 1;
dist[P[i]][0] = dist[P[i]][1] = 0;
}
while (!que.empty()){
int u = que.top().second;
long long cost = -que.top().first;
if (vis[u][0]){
vis[u][1] = 1;
for (auto v : edg[u]){
if (!vis[v.first][0] && dist[v.first][0] > cost + v.second){
dist[v.first][0] = cost + v.second;
que.push(make_pair(-dist[v.first][0], v.first));
}
else if (!vis[v.first][1] && dist[v.first][1] > cost + v.second){
dist[v.first][1] = cost + v.second;
que.push(make_pair(-dist[v.first][1], v.first));
}
}
}
else vis[u][0] = 1;
while (!que.empty() && vis[que.top().second][1])
que.pop();
}
return dist[0][1];
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
4 ms |
2688 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
4 ms |
2688 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
4 ms |
2688 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |