Write a tail-call recursive function in the Racket language called circles. This function should take two numbers, x and size, and a Scene scn. If size is less-than or equal to 2, then your function returns the scn unchanged (base case Otherwise, your function should place a circle the Sc ene that rocultc from m a roCLurciVe call te

Computer Networking: A Top-Down Approach (7th Edition)
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Chapter1: Computer Networks And The Internet
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Write a tail-call recursive function in the Racket
language called circles. This function should
take two numbers, x and size, and a Scene
scn. If size is less-than or equal to 2, then your
function returns the scn unchanged (base case).
Otherwise, your function should place a circle in
the Scene that results from a recursive call to
circles with x shifted by (+size (next-size size)), a
new size of (next-size size), and using the
original Scene. After evaluating such as (circles
100 48 ES), your function should output an
image of five blue circles, with the first circle at
(x,y) coordinate position (100, 80):
Transcribed Image Text:Write a tail-call recursive function in the Racket language called circles. This function should take two numbers, x and size, and a Scene scn. If size is less-than or equal to 2, then your function returns the scn unchanged (base case). Otherwise, your function should place a circle in the Scene that results from a recursive call to circles with x shifted by (+size (next-size size)), a new size of (next-size size), and using the original Scene. After evaluating such as (circles 100 48 ES), your function should output an image of five blue circles, with the first circle at (x,y) coordinate position (100, 80):
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