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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Middle-three-digits/NewLISP/middle-three-digits.l Normal file
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(define (middle3 x)
(if (even? (length x))
(println "You entered " x ". I need an odd number of digits, not " (length x) ".")
(if (< (length x) 3)
(println "You entered " x ". Sorry, but I need 3 or more digits.")
(println "The middle 3 digits of " x " are " ((- (/ (- (length x) 1) 2) 1) 3 (string (abs x))) ".")
)
)
)
(map middle3 lst)