/in/foo.cc: In function 'void dfs(int)':
/in/foo.cc:13:6: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
      for(int i=1;i<=n;i++)
      ^~~
/in/foo.cc:15:7: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
       cout<<endl;
       ^~~~