Dgdfg

easy

gj

Input Format

fdh

Output Format

Constraints

fdgh

Notice

Try First, Check Solution later

1. You should first read the question and watch the question video.
2. Think of a solution approach, then try and submit the question on editor tab.
3. We strongly advise you to watch the solution video for prescribed approach.

Example

Input

2
9 10
6
5 4 3 2 1 6

Output

9 5 10 4 
3 2 1 6

Reverse Linked List From M To N

Reverse Linked List In Groups Of K