/in/foo.cc:1:2: error: invalid preprocessing directive #includde
 #includde<bits/stdc++.h>
  ^~~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:5:5: error: 'cin' was not declared in this scope
     cin>>a>>b;
     ^~~
/in/foo.cc:6:5: error: 'cout' was not declared in this scope
     cout<<a+b;
     ^~~~
/in/foo.cc:6:14: error: expected '}' at end of input
     cout<<a+b;
              ^