Run id: 99103

Main.cc:1:1: error: 'include' does not name a type
 include
 ^
Main.cc: In function 'int main()':
Main.cc:5:5: error: 'cin' was not declared in this scope
     cin>>a>>b>>c>>d;
     ^
Main.cc:6:5: error: 'cout' was not declared in this scope
     cout<