foo.cc: In function 'int main()':
foo.cc:8:2: error: expected ';' before 'cout'
  cout<<x<<endl;
  ^~~~
foo.cc:10:1: error: expected primary-expression before '}' token
 }
 ^
foo.cc:10:1: error: expected ';' before '}' token

[Hydro](https://hydro.ac)提供评测服务