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