Get 5 unique names

Ask the user for five names. If the user enters the same name twice,

give a warning and continue asking. For example:

Enter 5 different names...

Enter name # 1: Bob

Enter name # 2: Carol

Enter name # 3: Ted

Enter name # 4: Bob

You already entered that name!

Enter name # 4: Alice

Enter name # 5: Carol

You already entered that name!

Enter name # 5: Zooey

Here are the names:

Bob

Carol

Ted

Alice

Zooey

using C++ programming