foo.cc:1:1: error: 'include' does not name a type
    1 | include <iostream>
      | ^~~~~~~
foo.cc: In function 'int main()':
foo.cc:6:2: error: 'cin' was not declared in this scope
    6 |  cin>>a;
      |  ^~~
foo.cc:8:2: error: 'cout' was not declared in this scope
    8 |  cout<<a*b<<endl;
      |  ^~~~
foo.cc:8:13: error: 'endl' was not declared in this scope
    8 |  cout<<a*b<<endl;
      |             ^~~~

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