Write a scheme procedure shift_left that transforms

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Reference no: EM132159008

Use Scheme(Racket)

(A) Write a Scheme procedure shift_left that transforms the list as follows:

> (shift_left '( 1 2 3 4 5))

Output: (2 3 4 5 1)

(B) Write a Scheme procedure (count a lst) that counts the number of times a element a occurs in a list

>(count 1'( 15 1 1 3 8 8 9))

result = 3

Reference no: EM132159008

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