Subsets Problem Explained Step by Step ⚡ Leetcode 78

22. Generate Parentheses 🚀 Recursion & Backtracking Explained

LeetCode 50 ⚡ Pow(x, n) Using Recursion

231. Power of Two 🚀 Recursion Explained in Tamil

509. Fibonacci Number 🚀 Recursion Explained for Beginners

Palindrome Linked List 🔥 Easy Interview Problem | Leetcode 234

206. Reverse Linked List 🚀 Iterative Approach Explained in Tamil

21. Merge Two Sorted Lists 🚀 Dummy Node Approach in 8 Minutes

83. Remove Duplicates from Sorted List 🚀 One Pass Solution

142. Linked List Cycle II 🚀 Find the Starting Node of the Cycle

141. Linked List Cycle 🚀 Floyd's Cycle Detection Algorithm in Tamil

Delete the Middle Node of a Linked List in 8 Minutes 🚀 | LeetCode 2095

876. Middle of the Linked List 🚀 Fast & Slow Pointer Explained

203. Remove Linked List Elements 🚀 Dummy Node Trick Explained

237. Delete Node in a Linked List 🚀 O(1) Trick Explained

1700. Number of Students Unable to Eat Lunch 🚀 Queue vs Count Approach

232. Implement Queue Using Stacks 🚀 Easy Queue Design Problem

933. Number of Recent Calls 🚀 Easy Queue Problem

682. Baseball Game 🚀 Stack Simulation Explained in Tamil

1475. Final Prices With a Special Discount in a Shop 🚀 Monotonic Stack

739. Daily Temperatures 🚀 Monotonic Stack Approach in Tamil

496. Next Greater Element I 🚀 Monotonic Stack Approach

Monotonic Stack Explained in Tamil 🚀 Increasing & Decreasing Stack in 8 Minutes

1047. Remove All Adjacent Duplicates In String 🚀 Stack Approach

2390. Removing Stars From a String 🚀 Stack Approach

20. Valid Parentheses 🚀 Stack Approach | Most Asked Stack Interview Question

3152. Special Array II 🚀 Prefix Array Trick | Code in Java, Python, C++, JavaScript

2357. Make Array Zero by Subtracting Equal Amounts 🚀 Easy Greedy Solution

3151. Special Array I 🚀 Easy Parity Check

167. Two Sum II - Input Array Is Sorted 🚀 Two Pointer Approach

383. Ransom Note 🚀 Frequency Array Approach

925. Long Pressed Name 🚀 Two Pointer Approach

3541. Find Most Frequent Vowel and Consonant 🚀 Frequency Array Solution

2109. Adding Spaces to a String 🚀 Two Pointer Approach

1832. Check if the Sentence Is Pangram 🚀 3 Approaches Explained

349. Intersection of Two Arrays 🚀 Easy HashSet Solution

415. Add Strings 🚀 Without Converting to Integer

3121. Count the Number of Special Characters II 🚀 Easy String Logic

3120. Count the Number of Special Characters⚡ Easy Logic

12. Integer to Roman in Tamil 🚀 Greedy Approach Explained

13. Roman to Integer in Tamil 🚀 Easy Interview Logic

Infosys Test Question Asked on 17/05/2026 | Solution Explained 🚀

Replace All Digits With Characters in Tamil 🚀 Easy String Trick | Leetcode 1844

Reverse Words in a String 🚀 Easy String Trick | Leetcode 151

Rotate Image Explained ⚡ 90° Clockwise Trick | Leetcode 48

162. Find Peak Element 🚀 Brute Force vs Binary Search | Leetcode 162

189. Rotate Array 🚀 Brute Force vs Reverse Approach in Tamil

Find All Duplicates in an Array ⚡ Optimized Solution | Leetcode 442

Reverse Vowels of a String in Tamil 🚀 Two Pointer Approach | Leetcode 345

Largest Even Number 🚀 Easy Trick | Leetcode 3798

917. Reverse Only Letters in Tamil 🚀 Two Pointer Approach

796. Rotate String in Tamil 🚀 Optimized Approach | Easy Trick

2784. Check if Array is Good in Tamil 🚀 Easy Logic | Interview Trick

66. Plus One in Tamil 🚀 Carry Trick Explained | Easy Logic

88. Merge Sorted Array in Tamil 🚀 Optimized Approach in Java, Python, C++

27. Remove Element in Tamil 🚀 Optimized Approach | Two Pointer

283. Move Zeroes in Tamil 🚀 Optimized Approach in 5 Minutes | Two Pointer

Infosys Test Question Asked on 26/04/2026 | Solution Explained 🚀

First Unique Character in 6 Minutes 🚀 HashMap vs Frequency Array ⚡| Leetcode 387

LeetCode 125 🚀 Valid Palindrome in O(n) (Two Pointer)