Merge pull request qiwsir#12 from yourmoonlight/master

Update ahead_one_step.py

Author: qiwsir

ahead_one_step.py

@@ -10,7 +10,7 @@
 """
 
 def ahead_one():
-    a = [i for i in range(10)]
+    a = [i for i in range(1, 11)]
     b = a.pop(0)
     a.append(b)
     return a