/in/foo.cc: In function 'void work()':
/in/foo.cc:60:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for (i = 0; i <= j; ++i) cout << ' ' << o[i]; cout.put(10);
  ^~~
/in/foo.cc:60:48: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  for (i = 0; i <= j; ++i) cout << ' ' << o[i]; cout.put(10);
                                                ^~~~