foo.cc: In function 'int main()':
foo.cc:9:2: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
    9 |  else
      |  ^~~~
foo.cc:11:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else'
   11 |   return 0;
      |   ^~~~~~

[Hydro](https://hydro.ac)提供评测服务