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[1]> (setf numbers '(1 2 3)) (1 2 3) [2]> (setf letters '(a b c)) (A B C) [3]> numbers (1 2 3) [4]> letters (A B C) [5]> (cons numbers letters) ((1 2 3) A B C) [6]> (list numbers letters) ((1 2 3) (A B C)) [7]> (append numbers letters) (1 2 3 A B C) [8]> (list numbers (cdr numbers) (cddr numbers)) ((1 2 3) (2 3) (3)) [9]> (append numbers (cdr numbers) (cddr numbers)) (1 2 3 2 3 3) [10]> (bye)