cons - This function takes an item and a list, and returns the addition of that item to the beginning of the list.

Syntax : (cons Item list)

(cons) returns "Error: Too Few Arguments"
(cons 1) returns "Error: Too Few Arguments"
(cons 1 2 3) returns "Error: Too Many Arguments"
(cons "abc" (list "foo" "bar" "zot")) returns ("abc" "foo" "bar" "zot")
(cons 1 (list 2 3)) returns (1 2 3)