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authorShinya Sato <shinnya.sato@gmail.com>2021-10-24 23:04:45 +0900
committerShinya Sato <shinnya.sato@gmail.com>2021-10-24 23:04:45 +0900
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Diffstat (limited to 'comparison/Inpla/src/fib-38-reuse.in')
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diff --git a/comparison/Inpla/src/fib-38-reuse.in b/comparison/Inpla/src/fib-38-reuse.in
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+// Fibonacci number
+Fib(r) >< (int n)
+| n == 0 => r~0
+| n == 1 => r~1
+| _ => Fib(cnt1)~(n-1), Fib(cnt2)~(n-2), (*L)Add(r,cnt2)~cnt1;
+
+/* Add is realised as built-in.
+Addd(r,n) >< (int m)
+=> Addd2(r,m) ~ n;
+
+Addd2(r,int m) >< (int n)
+=> r~(m+n);
+*/
+
+Fib(r)~38;
+r;
+free r;