Swap Nodes in Pairs
Explore how to swap every two adjacent nodes in a singly linked list without altering node values. Understand constraints and implement an O(n) time, O(1) space solution to efficiently manipulate linked lists in place.
We'll cover the following...
We'll cover the following...
Statement
Given a singly linked list, swap every two adjacent nodes of the linked list. After the swap, return the head of the linked list.
Note: Solve the problem without modifying the values in the ...