Scheme Exercises

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Group:     Exercise: 25/48 

remove-one:  Remove one of the elements of a 3 element list

Create the function remove-one(alist,nth) that will remove the nth element of a 3-3-element list. nth will be either 1, 2 or 3. For instance:
(remove-one '(p q r) 3) -> (p q)
(remove-one '(fred george me) 1) -> (george me)