When you begin to practice algorithms and data structures with LeetCode problems.
Remember to build your confidence and find the fun of algorihtms in your first step.
You should start with easy problems.
This is a list of categories with classic and easy problems for you.
Remove Duplicates from Sorted Array
Remove Duplicates from Sorted Array II
Find the Celebrity
Longest Common Prefix
Length of Last Word
First Unique Character in a String
Reverse Words in a String
Binary Tree Preorder Traversal
Binary Tree Inorder Traversal
Binary Tree Postorder Traversal
Binary Tree Level Order Traversal
Sum Root to Leaf Numbers
Reverse Linked List
Linked List Cycle
Add Two Numbers
Intersection of Two Linked Lists
DFS & BFS
Number of Islands
Walls and Gates
How To Learn Data Structures And Algorithms is a roadmap for newbie.
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