Top 20 most asked DSA questions to ace your next interview:

➤ Arrays and Strings:

1. Find the maximum sum subarray.

2. Implement the "two sum" problem.

3. Implement Kadane's algorithm for maximum subarray sum.

4. Find the missing number in an array of integers.

5. Merge two sorted arrays into one sorted array.

6. Check if a string is a palindrome.

➤ Linked Lists:

7. Reverse a linked list.

8. Detect a cycle in a linked list.

9. Find the middle of a linked list.

10. Merge two sorted linked lists.

➤ Stacks and Queues:

11. Implement a stack that supports push, pop, top, and retrieving the minimum element.

12. Implement a circular queue.

13. Design a queue using stacks.



➤ Trees and Binary Search Trees:

14. Find the height of a binary tree.

15. Validate if a binary tree is a valid binary search tree.

16. Implement an inorder traversal of a binary tree.



➤ Graphs:

17. Implement depth-first search (DFS).

18. Find the shortest path between two nodes in an unweighted graph.


➤ Sorting and Searching:

19. Implement quicksort.

20. Implement binary search.

Best DSA Resources: 👇
https://topmate.io/coding/886874

All the best 👍👍