Learning plan - https://omkarghotekar.medium.com/100-days-of-code-complete-guide-w-resources-beginner-aae12a8af926

Preparation suggestions

• Focus on how many ways you can solve a given question (instead of how many LeetCode questions did you solve)
• Be ready to specify the pros and cons of each solution and pick the best with reasons

Data Structures

• Array
• Linked List
• Stack
• Queue
• Binary Tree
• Binary Search Tree
• Trie
• Heap
• Hashing
• Graph
• Matrix
• Advanced-Data Structure

Algorithms

• Searching and Sorting
• Greedy Algorithms