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-rw-r--r--2ndary/11/Q-2017/cau2.scm5
1 files changed, 5 insertions, 0 deletions
diff --git a/2ndary/11/Q-2017/cau2.scm b/2ndary/11/Q-2017/cau2.scm
new file mode 100644
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--- /dev/null
+++ b/2ndary/11/Q-2017/cau2.scm
@@ -0,0 +1,5 @@
+(define (cau2 s k m) (let* ((nk (quotient s k)) (nm (* (quotient k m) nk)))
+  (if (= nk 0) 0 (+ (cau2 (+ (remainder s k) (* (remainder k m) nk)) k m) nm))))
+(with-input-from-file "CAU2.INP" (lambda ()
+  (with-output-to-file "CAU2.OUT" (lambda ()
+    (format #t "~a\n" (cau2 (read) (read) (read)))))))