ViewTube

A palindrome reads the same forwards and backwards — but how do you actually check one in code? In this video, we start with ...

Can you find two numbers that add up to the target without checking every pair? In this video, we solve LeetCode 167 – Two Sum ...

A quick and simple explanation of the Two Pointers technique — understand the core idea, pointer movement, common patterns, ...

Two Sum II (LeetCode 167) is Two Sum with the array already sorted, and that one change lets you drop the hash map entirely.

In Episode 12 of my LeetCode a Day series, I solve LeetCode #167: Two Sum II in Java. I go over three different solutions: brute ...

In this video, we will understand the Two Pointer Technique in DSA using a simple and continuous example in Python. Instead of ...

Move Zeroes | LeetCode 283 | JavaScript DSA In this video, we solve the LeetCode 283 - Move Zeroes problem using the Two ...

Problem #243 of the Brute To Best series: Shortest Word Distance. Given an array of words and two distinct words, return the ...

Learn Two Sum II - Input Array Is Sorted (LeetCode 167) in Java with Prepflix. Start with a genuine brute-force timeout, derive the ...

Problem #283 of the Brute To Best series: Move Zeroes. Given an integer array nums, move every 0 to the end while keeping the ...

Wildcard Matching asks whether a pattern with the question-mark and star wildcards covers an entire input string. The question ...

Problem #246 of the Brute To Best series: Strobogrammatic Number. A strobogrammatic number looks the same after rotating it ...

Learn Container With Most Water (LeetCode 11) in Java with Prepflix. Derive the area formula, inspect a real brute-force timeout, ...

Learn Trapping Rain Water in Java, from the basic water formula to an optimal two-pointer solution. This Prepflix lesson includes ...

Learn Valid Triangle Number (LeetCode 611) in Java with Prepflix. Understand strict triangle inequalities and duplicate ...

DSA Series – Day 3 | LeetCode 344: Reverse String In this video, we are solving LeetCode Problem 344 – Reverse String using ...

Learn 3Sum (LeetCode 15) in Java with Prepflix. Understand unique value triplets versus distinct indices, inspect the genuine ...

In this video, we solve the Valid Anagram problem using a Two Pointer approach with Sorting. We first check whether both strings ...

Learn the Two Pointer Approach in JavaScript with a simple Telugu explanation and a practical coding example. In this video ...

DSA DAILY – DAY 1 | TWO POINTERS IN TELUGU Welcome to my DSA Daily Learning Journey! ❤️ ఈరోజు మన DSA ...