It currently selects a random letter from the array until it
reaches the 'correct' letter, in this case being the letter "E".
But I don't want to select from the entire array, just from a
range, say let to let.
As arkhon13 suggested create, “another small array
copy”, this is an ideal way of doing it depending on what it
is you are doing to this array. I recently created a complex class
that did exactly this however, I was just having the user
traversing thru the elements and not editing them in this
“another small array”. The code below will do what you