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- (define (delete! key value table)
- (let ((record (associ key (cdr table))))
- (if record
- (cond ((equal? record (car table)) (cdr table))
- ((equal? record (cadr table)) (cons (car table) (cddr table)))
- (else (cons (car table) (delete! key value (cdr table)))))
- "Not present!")))
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