NeuraQuiz
Categories
Quizzes
Practice
Blog
About
Login
Start Learning
Categories
Quizzes
Practice
Blog
About
Login
Start Learning
Core Python Function Quiz: Arrange The Steps
Python
25:00
Question 1 of 39
ADVANCED
+1 XP
Previous
🏳️ Flag
Submit Quiz
Next
Question Navigator
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
ADVANCED
1 pts
python
📄 Snippet
Loading code snippet...
Write a Python function to flatten a nested list using recursion.
def flatten(nested_list): result = [] for item in nested_list: if isinstance(item, list): result.extend(flatten(item)) else: result.append(item) return result
def flatten(nested_list): return [item for sublist in nested_list for item in (flatten(sublist) if isinstance(sublist, list) else [sublist])]
def flatten(nested_list): result = [] stack = [nested_list] while stack: current = stack.pop() for item in current: if isinstance(item, list): stack.append(item) else: result.append(item) return result
def flatten(nested_list): result = [] for item in nested_list: if isinstance(item, list): result.append(flatten(item)) else: result.append(item) return result