Say+Hello

Say Hello - an introduction to loops
Download the program Say Hello. It uses a simple loop to count 10 times, each time adding the text "Hello..." to the DisplayText edit field.

The structure of a loop a fixed loop looks like this :
 * 1) Change the Say Hello program so that it displays "Goodbye..." 10 times instead of "Hello..."
 * 2) Change the Say Hello program so that it displays "Hello..." 15 times
 * 3) CHange ths Say Hello program to include an input field so that the user can decide how many times it will display hello, between 0 and 20.