Chapter 4, Problem 20PE

Program Plan Intro

Christmas tree

Program plan:

Filename: “Main.java”:

• Define the “Main” class.
• Define the “main()” method,
  • Declare the different objects for “ChristmasTree” class.
  • Call the method “toString()” and display the tree.

Filename: “ChristmasTree.java”:

• Define the class “ChristmasTree”.
• Define the “toString()” method
  • Declare and set the string for the variable.
  • Add the strings to the “tree” variable.
  • Return the tree.