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Erickslb / main Public

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ex-2.53.rkt

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17 lines (11 loc) · 267 Bytes

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ex-2.53.rkt

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17 lines (11 loc) · 267 Bytes

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#lang racket

; (1 3 (5 7) 9)

(car (cdr (car (cdr (cdr '(1 3 (5 7) 9))))))

(car (cdaddr '(1 3 (5 7) 9)))

; ((7))

(car (car '((7))))

(caar '((7)))

; (1 (2 (3 (4 (5 (6 7))))))

(cadadr (cadadr (cadadr '(1 (2 (3 (4 (5 (6 7)))))))))

(define (caar x)

(car (car x)))

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