Add files via upload

ikokkari · web-flow · commit 19cfc8c94050 · 2021-07-21T09:21:03.000-04:00
This time without the redundant imports.
diff --git a/recursion.py b/recursion.py
@@ -1,6 +1,4 @@
 from functools import lru_cache
-import operator
-import itertools
 from fractions import Fraction
 
 # Many problems can be solved surprisingly easily by first
