Solutions to 4.27, 4.28 and 4.29.

[sicp.git] / src / sicp / ex4_29.rkt

diff --git a/src/sicp/ex4_29.rkt b/src/sicp/ex4_29.rkt
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+#lang racket
+
+#|
+
+Any program which will call itself or another function recursively or repeatedly (as another argument) 
+will benefit from memoization.
+
+non-memoized version will have count of 2 as x gets forced twice in the expression (* x x). In memoized
+version, it will be 1.
+
+|#
\ No newline at end of file