Update u2/list_ops.py

2026-10-01 14:22:24 +00:00 · 2026-10-01 14:22:24 +00:00 · 0d631f7eb5
commit 0d631f7eb5
parent 53f8c34cc1
1 changed files with 8 additions and 0 deletions
--- a/u2/list_ops.py
+++ b/u2/list_ops.py
@ -38,5 +38,13 @@ def foldl(function, list, initial):
    return acc    

 def foldr(function, list, initial):
+    acc = initial
+    for acc in  list:
+        acc = function(acc, item)
+    return acc

 def reverse(list):
+    result = []
+    for item in list:
+        result = [item] + result
+    return result