11 lines
207 B
Plaintext
11 lines
207 B
Plaintext
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(define (square x) (* x x))
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(define (square-list-1 items)
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(if (null? items)
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'()
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(cons (square (car items)) (square-list-1 (cdr items)))))
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(define (square-list-2 items)
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(map square items))
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