题目链接:小红勇闯地下城 #include <bits/stdc++.h> #define int long long //将所有的int替换成long long 防止爆 using namespace std; const int N = 1e6 + 10, INF = 0x3f3f3f3f; int dx[] = {0, -1, 0, 1}, dy[] = {1, 0, -1, 0}; void dijkstra(int n, int m, int u, int v, vector<string> &mp, vector< vector<int&...