/in/foo.cc: In function 'int main()':
/in/foo.cc:29:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for(int e=1;e<=top;e++)
  ^~~
/in/foo.cc:45:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
     while(v==0)
     ^~~~~