foo.cpp:1:2: error: invalid preprocessing directive #inlcude
 #inlcude<iostream>
  ^
foo.cpp: In function 'int main()':
foo.cpp:6:5: error: 'cin' was not declared in this scope
     cin>>a>>b;
     ^
foo.cpp:7:5: error: 'cout' was not declared in this scope
     cout<<a+b<<endl;
     ^
foo.cpp:7:16: error: 'endl' was not declared in this scope
     cout<<a+b<<endl;
                ^