Letter Combinations of a Phone Number | Leetcode 17 | IN 9 MINUTES | Python | Hindi

In this video, I explain how to solve the Letter Combinations of a Phone Number problem using recursion and backtracking — in simple Hindi. We’ll cover: ✅ How digit-to-letter mapping works (like old mobile keypads) ✅ Efficient solution using backtracking ✅ Full Python code explained step-by-step ✅ Time and space complexity 📌 Problem Link: https://leetcode.com/problems/letter-... Perfect for DSA beginners and coding interview prep! 👇 Watch the full video and let me know your thoughts in the comments. #LeetCodeInHindi #Backtracking #DSA #PythonCode #LeetCode17 #CodingInHindi #PhoneNumberCombinations