From 6c91dc43ef2edcb80b0042cba67145a096945ed5 Mon Sep 17 00:00:00 2001
From: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Date: Sun, 28 Jul 2013 08:02:09 +0200
Subject: [PATCH] Minor optimization

---
 mark2.rb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/mark2.rb b/mark2.rb
index 62563fa..81a3385 100644
--- a/mark2.rb
+++ b/mark2.rb
@@ -60,8 +60,11 @@ class ChanceHash
 
   def decrease(el)
     if @hash.key?(el)
-      @hash[el] -= 1
-      @hash.delete(el) if @hash[el] == 0
+      if @hash[el] == 1
+        @hash.delete(el)
+      else
+        @hash[el] -= 1
+      end
     end
     @valid_pick = false
     return @hash[el]
-- 
2.32.0.93.g670b81a890