How do you check if two linked lists are equal?

How do you check if two linked lists are equal?

Step 1 : We create a function to check identical. Step 2 : We compare the elements of Linked lists till last element which are at same position. a) If both heads are NULL return true. b) Compare each element data and move the pointers forward in both linked lists till it reaches the end.

How are items in a linked list linked together?

A linked list organizes items sequentially, with each item storing a pointer to the next one. Picture a linked list like a chain of paperclips linked together. An item in a linked list is called a node. The first node is called the head.

How to compare two linked lists in comapare?

Comapare two strings represented as linked list. The task is to complete the function compare() which compares the strings through linked list and returns 0, 1 or -1 accordingly. Testcase 1: String consisting of nodes of first linked list is lexicographically greater than the second one. So, the result is 1.

How to compare a list to a list?

In the compare function,Traverse both lists 1. If List1 has extra character than List2, return 1. 2. If List2 has extra character than List1, return -1. 3. If List1 character asci is higher than List2 character at same position then return 1. 4. If List2 character asci is higher than List1 character at same position then return -1. 5.

How to check if two linked lists are identical?

Write a function to check if the given two linked lists are identical. Recommended: Please solve it on “ PRACTICE ” first, before moving on to the solution. To identify if two lists are identical, we need to traverse both lists simultaneously, and while traversing we need to compare data. // ‘a’ and ‘b’ must be NULL at this point.

Which is the best way to use linked lists?

If you know the position of an item, you can access it in O (1) time via array [position]. Linked lists always require you to iterate over the linked lists sequentially. Given this, arrays are usually preferred for either smaller data sets, or data sets that aren’t shifted around as often.