Linked List

Singly & doubly lists, fast/slow pointers & cycle detection

19 Problems
⌘K
#
Problem
Difficulty
Actions
01.
Reverse a LinkedList
Easy
Visualize
02.
Find the middle of LinkedList
Easy
Visualize
03.
Merge two sorted Linked Lists
Easy
Visualize
04.
Remove N-th node from back of LinkedList
Medium
Visualize
05.
Add two numbers as LinkedList
Medium
Visualize
06.
Delete a given Node when a node is given
Medium
Visualize
07.
Reorder List
Medium
Visualize
08.
Find intersection point of Y LinkedList
Easy
Visualize
09.
Detect a cycle in Linked List
Easy
Visualize
10.
Reverse a LinkedList in groups of size k
Hard
Visualize
11.
Check if a LinkedList is palindrome or not
Easy
Visualize
12.
Find the starting point of the Loop of LinkedList
Medium
Visualize
13.
Flattening of a LinkedList
Medium
14.
Rotate a LinkedList
Medium
Visualize
15.
Clone a Linked List with random and next pointer
Medium
Visualize
16.
3-Sum
Medium
17.
Trapping Rain Water
Hard
18.
Remove Duplicate from Sorted array
Easy
19.
Max consecutive ones
Easy