diff --git a/number-guesser.rb b/number-guesser.rb
new file mode 100755
index 0000000..a1bcc0b
--- /dev/null
+++ b/number-guesser.rb
@@ -0,0 +1,74 @@
+#!/usr/bin/env ruby
+require 'pp'
+class Game
+  def initialize
+    @guesses = []
+    @histogram = {5=>0.103571747776735, 6=>0.129887831255307, 1=>0.0653125977566251, 7=>0.172213656879832, 2=>0.0721332171426018, 8=>0.0966282343477678, 3=>0.109029360504089, 9=>0.0615922599097287, 4=>0.138255798364392, 10=>0.0513752960629218}
+    @user_histogram = Hash[(1..10).map {|i| [i, 0]}]
+    @right = 0
+    @user_total = 0.0
+  end
+  
+  def play
+    loop do
+      puts "Guess a number between 1-10: " 
+      x = gets.chomp.to_i
+      if x > 10 || x < 1
+        puts "No good must be greater than 0 and less than 11"
+      else  
+        computer_guess = make_guess
+        @guesses << x
+        update(x, computer_guess)
+        if computer_guess == @guesses.last
+          puts "YAY I got it right"
+        else
+          puts "NO I got it wrong: I guess #{computer_guess} and you guessed #{@guesses.last}"
+        end
+        
+      end
+    end
+  end
+  
+  
+  def update(x, computer_guess)
+    @user_histogram[x] += 1
+    @user_total += 1
+    
+    if computer_guess == x
+      @right += 1  
+    end
+    
+    puts "Accuracy: #{@right / @user_total}"
+    
+    
+    # puts "Histograms"
+    # pp(Hash[@user_histogram.map {|k,v| [k, percent(k)]}])
+    # pp(@histogram)
+    # pp(Hash[difference.sort_by {|obj| obj[1]}])
+  end
+  
+  
+  def difference
+    @histogram.map do |k,v|
+      
+      [k, v - percent(k)]
+    end
+  end
+  
+  def percent(index)
+    if @user_total != 0.0
+      (@user_histogram[index] / @user_total)
+    else
+      0
+    end
+  end
+  
+  def make_guess
+    difference.sort_by {|obj| obj[1]}.last.first
+  end
+end
+
+
+game = Game.new
+game.play
+