This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Check out recursion. You create a private method that takes the number of elements to add. When initially called with 6, you take one element, then call the same method but with 5 this time. Continue until the count is 1.