Optimization Exercises
Here are some review exercises to help you practice your optimization skills.
1. Write a program that, given a string in Ans containing letters A-Z, will return a list with the alphabetic positions of those letters.
Example:
"AZ
AZ
prgmLETTONUM
Ans
{1,26}
2. Change this short program so it doesn't flicker and then optimize it as much as possible.
:0→X:0→Y:Repeat 0
:ClrHome
:Output(Y,X,"X")
:getKey→K
:If K=24:X-1→X
:If K=25:Y+1→Y
:If K=26:X+1→X
:If K=34:Y-1→Y
:End
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