Created
July 16, 2009 06:20
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| #lang scheme | |
| (letrec ([recur | |
| (lambda (x) | |
| (cond | |
| [(zero? x) (display "Countdown complete.")] | |
| [else (printf "Counting ~s~n" x) | |
| (recur (- x 1))]))]) | |
| (recur 10)) |
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