In C++

Question

when I use
"
cin>>a;
cout<<a;
"
the output will(after I give number 3 for variable a)
"
3
3
"
the question is, can I "using certain code" let the output like this
"
33
"

Answer 1

Try using:

cout << a << a;

Answer 2

You can use " system("cls") " to clear the console.