Question: Problem 2: Use string primitives to create an expression that adds _ at position i (the position that is i characters from the left of
Problem 2: Use string primitives to create an expression that adds "_" at position i (the position that is i characters from the left of the string). Again, in this particular example, the expected result is "hello_world".
;; Complete Problem 2 below using the following constants
(define STR "helloworld")
(define i 5)
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