answer.code:5:1: error: ‘vector’ does not name a type
    5 | vector<int>g[maxn];
      | ^~~~~~
answer.code:6:1: error: ‘queue’ does not name a type
    6 | queue<int>que;
      | ^~~~~
answer.code: In function ‘void bfs(int*, int)’:
answer.code:10:5: error: ‘que’ was not declared in this scope
   10 |     que.push(s);
      |     ^~~
answer.code:15:23: error: ‘g’ was not declared in this scope
   15 |         for(int i=0;i<g[u].size();i++){
      |                       ^
answer.code: At global scope:
answer.code:32:1: error: ‘priority_queue’ does not name a type
   32 | priority_queue<Node>q;
      | ^~~~~~~~~~~~~~
answer.code: In function ‘void dijkstra()’:
answer.code:39:5: error: ‘q’ was not declared in this scope
   39 |     q.push((Node){1,0});
      |     ^
answer.code:46:23: error: ‘g’ was not declared in this scope
   46 |         for(int i=0;i<g[u.pos].size();i++){
      |                       ^
answer.code: In function ‘int main()’:
answer.code:69:5: error: ‘scanf’ was not declared in this scope; did you mean ‘can’?
   69 |     scanf("%d%d%d%d",&n,&m,&k,&d);
      |     ^~~~~
      |     can
answer.code:73:9: error: ‘g’ was not declared in this scope
   73 |         g[u].push_back(v);
      |         ^
answer.code:77:5: error: ‘memset’ was not declared in this scope
   77 |     memset(vis,0,sizeof(vis));
      |     ^~~~~~
answer.code:1:1: note: ‘memset’ is defined in header ‘<cstring>’; did you forget to ‘#include <cstring>’?
  +++ |+#include <cstring>
    1 | 
answer.code:84:17: error: ‘min’ was not declared in this scope; did you mean ‘main’?
   84 |             ans=min(ans,dis[i]+calc(disn[i]));
      |                 ^~~
      |                 main
answer.code:85:5: error: ‘cout’ was not declared in this scope
   85 |     cout<<ans;
      |     ^~~~
answer.code:1:1: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
  +++ |+#include <iostream>
    1 |