Commit 665f84c

@@ -10,18 +10,23 @@ class Solution
 
     0.upto(string.size - 1) do |i|
       if string[i] == string[i-1]
-        max = max > current ? max : current
+        max = maximum(max, current)
         current = 0
       end
       current += 1
     end
 
-    max > current ? max : current
+    maximum(max, current)
+  end
+
+  def self.maximum(x, y)
+    x > y ? x : y
   end
 end
 
 assert_equal Solution.run('abrkaabcdefghijjxxx'), 10
 assert_equal Solution.run('aaabcd'), 4
+puts "YAY!"
 
 # step 1. understand the problem
 # step 2. pick a solution