foo.cc: In function 'int month(int, int)':
foo.cc:15:2: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
   15 |  else
      |  ^~~~
foo.cc:20:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else'
   20 |   return d;
      |   ^~~~~~

[Hydro](https://hydro.ac)提供评测服务