X-Git-Url: http://challenge-bot.com/repos/?a=blobdiff_plain;f=guess.rkt;h=587819bd5c253b432c27645350f0633821b69bef;hb=f6d6062c8969fbd6200a431b245b5cf6ef619d87;hp=f5c9cca75bb92929dbb3464e2461a38b230be02c;hpb=af2937665bdb650d3e07c25206db409a3a4c8e10;p=ozzloy%40gmail.com%2Frealm-of-racket-journey

diff --git a/guess.rkt b/guess.rkt
index f5c9cca..587819b 100644
--- a/guess.rkt
+++ b/guess.rkt
@@ -6,3 +6,8 @@
 
 (define (guess)
   (quotient (+ lower upper) 2))
+
+(define (smaller)
+  (set! upper (max lower (sub1 (guess))))
+  (guess))
+