add recursive soln.

2020-06-03 15:28:01 +02:00
parent d8da439590
commit 345d09b69e
4 changed files with 28 additions and 0 deletions
--- a/03_recursion/python/07_sum_array.py
+++ b/03_recursion/python/07_sum_array.py
@@ -0,0 +1,4 @@
+def sum_array(arr):
+    if not arr:
+        return 0
+    return arr[0] + sum_array(arr[1:])