Reverse the single linked list

Task Description

The tasks for this section: Write a function for the reversal operation of a singly linked list.

Relevant knowledge

In$-$place reversal of a singly linked list means that the algorithm should not introduce additional storage space.

Programming Requirements

Based on the prompts, complete the definition of the function for the in$-$place reversal operation of a singly linked list within the Begin$-$End range in the right$-$hand editor. The specific requirements are as follows:

void Reverse$($linklist$*$ L$)$

Test instructions

The platform will test the code you write:

Test Input:

$1,2,3,4$

Expected Output:

$4,3,2,1$

Test Input:

$7,8,2,6$

Expected Output:

$6,2,8,7$

Start your task now, and good luck!