/in/foo.c: In function 'main':
/in/foo.c:16:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for(i=1;i<=n/2;i++)
  ^~~
/in/foo.c:19:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
   return 0;
   ^~~~~~