fork(1) download
copy 
  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4.  int t,tc=1,n,m,i,j,d,x,y,q,ans,co;
  5.     vector<int>g[10005];
  6.     int  color[10010];
  7. int  DFS(int sor)
  8. {
  9.     color[sor]=1;
  10.  
  11.  
  12.     for(i=0;i<g[sor].size();i++){
  13.         if(color[g[sor][i]]==0){
  14.                 co++;
  15.             DFS(g[sor][i]);
  16.         }
  17.  
  18.     }
  19.     color[sor]=2;
  20.  
  21.  
  22.     return co ;
  23. }
  24. int main()
  25. {
  26.  
  27.     cin>>t;
  28.     while(t--){
  29.         ans=1;
  30.         cin>>n>>m>>d;
  31.         for(i=0;i<m;i++){
  32.             cin>>x>>y;
  33.             g[x].push_back(y);
  34.         }
  35.         for(j=0;j<d;j++)
  36.         {
  37.             co=0;
  38.             cin>>q;
  39.             ans=ans+DFS(q);
  40.  
  41.         }
  42.         cout<<ans<<endl;
  43.     }
  44. }
  45.  
Success #stdin #stdout 0s 15512KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Standard output is empty
https://ideone.com/2JaOLt
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!