/in/foo.cc: In function 'void work()':
/in/foo.cc:33:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for(int i=0;i<n;i++)
     ^~~
/in/foo.cc:40:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  printf("%d\n",ans);
  ^~~~~~