diff --git a/Training/Easy/horse_racing.rb b/Training/Easy/horse_racing.rb
index 6580aa8..cdf59a9 100644
--- a/Training/Easy/horse_racing.rb
+++ b/Training/Easy/horse_racing.rb
@@ -1,24 +1,21 @@
 # Solution for https://www.codingame.com/ide/puzzle/horse-racing-duals
 class HorseRacing
-  def find_difference
-    strenghts = init_strenghts
-    strenghts.each_cons(2).map { |a, b| (b - a).abs }.min
+  attr_reader :horses_count, :strengths
+
+  def initialize(horses_count)
+    @horses_count = horses_count
+    @strengths = init_strengths
   end
 
-  def init_strenghts
-    n = gets.to_i
-    strenghts_array = []
-    n.times do
-      pi = gets.to_i
-      strenghts_array << pi
-    end
-    strenghts_array.sort
+  def init_strengths
+    Array.new(horses_count) { gets.to_i }.sort
   end
 
-  def start
-    puts find_difference
+  def find_difference
+    strengths.each_cons(2).map { |a, b| (b - a).abs }.min
   end
 end
 
-obj = HorseRacing.new
-obj.start
+horses_count = gets.to_i
+obj = HorseRacing.new(horses_count)
+puts obj.find_difference