foo.cc: In function 'int main()':
foo.cc:5:2: error: 'intx' was not declared in this scope; did you mean 'int'?
    5 |  intx,y;
      |  ^~~~
      |  int
foo.cc:5:7: error: 'y' was not declared in this scope
    5 |  intx,y;
      |       ^
foo.cc:6:7: error: 'x' was not declared in this scope
    6 |  cin>>x;
      |       ^

[Hydro](https://hydro.ac)提供评测服务