Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Flatten a nested list.

Easy

Problem Statement

Flatten a nested list.

Sample Input

[[1, 2], [3, 4], [5, 6]]

Sample Output

[1, 2, 3, 4, 5, 6]

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
def flatten_list(lst): # Your code here return
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Input
[[1, 2], [3, 4], [5, 6]]
Expected Output
[1, 2, 3, 4, 5, 6]