How do I merge two linked lists in sorted order?

How do I merge two linked lists in sorted order?

Write a SortedMerge() function that takes two lists, each of which is sorted in increasing order, and merges the two together into one list which is in increasing order. SortedMerge() should return the new list.

How do you combine three sorted linked lists?

Merge K sorted linked lists | Set 1

1. Examples:
2. Method 1 (Simple)
3. Approach: A Simple Solution is to initialize the result as the first list. Now traverse all lists starting from the second list. Insert every node of the currently traversed list into result in a sorted way.

Which sort is better for linked list?

Merge sort
Merge sort is often preferred for sorting a linked list. The slow random-access performance of a linked list makes some other algorithms (such as quicksort) perform poorly, and others (such as heapsort) completely impossible.

Why merge sort is better than quicksort?

Merge sort is more efficient and works faster than quick sort in case of larger array size or datasets. Quick sort is more efficient and works faster than merge sort in case of smaller array size or datasets. Sorting method : The quick sort is internal sorting method where the data is sorted in main memory.

When to use merge sort for linked lists?

Merge sort is often preferred for sorting a linked list. The slow random-access performance of a linked list makes some other algorithms (such as quicksort) perform poorly, and others (such as heapsort) completely impossible. Let the head by the first node of the linked list be sorted and headRef be the pointer to head.

How to merge a linked list into two halves?

MergeSort (headRef) 1) If the head is NULL or there is only one element in the Linked List then return. 2) Else divide the linked list into two halves. FrontBackSplit (head, &a, &b); /* a and b are two halves */ 3) Sort the two halves a and b.

How to merge two lists in increasing order?

Write a SortedMerge () function that takes two lists, each of which is sorted in increasing order, and merges the two together into one list which is in increasing order. SortedMerge () should return the new list.

Which is the best algorithm for sorting linked lists?

Merge Sort for Linked Lists. Merge sort is often preferred for sorting a linked list. The slow random-access performance of a linked list makes some other algorithms (such as quicksort) perform poorly, and others (such as heapsort) completely impossible.