From 6b3075d90d945d5e7e8fd4d28284ffd99dbeb82e Mon Sep 17 00:00:00 2001
From: Shinya Sato <shinnya.sato@gmail.com>
Date: Fri, 24 Sep 2021 16:42:54 +0900
Subject: v0.4.1

---
 sample/fib_9.in | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 sample/fib_9.in

(limited to 'sample/fib_9.in')

diff --git a/sample/fib_9.in b/sample/fib_9.in
new file mode 100644
index 0000000..f4f17e8
--- /dev/null
+++ b/sample/fib_9.in
@@ -0,0 +1,16 @@
+// Fibonacci number
+
+// Rules
+fib(ret) >< (int n)
+| n == 0 => ret~0
+| n == 1 => ret~1
+| _ => fib(cnt1)~(n-1), fib(cnt2)~(n-2), Add(ret, cnt2)~cnt1;
+
+
+// Note: Add is implemented as a built-in agent such that:
+//   Add(ret, int m) ~ (int n) --> ret~(n+m);
+
+// Nets
+fib(ret)~9;
+ret;
+
-- 
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