diff --git a/math_logic_dp/playing_with_math.py b/math_logic_dp/playing_with_math.py
index 31e0df3..9cb1d0c 100644
--- a/math_logic_dp/playing_with_math.py
+++ b/math_logic_dp/playing_with_math.py
@@ -2,6 +2,7 @@
 # -*- coding: utf-8 -*-
 # author: bt3gl
 
+
 import math
 import random