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In our previous article, we learned how to find the Nth node from the back. But in technical interviews at companies like Amazon, Google, or TCS, the question usually goes…

In our previous chapters, we mastered moving forward through a Linked List. But what happens when a problem asks you to count from the back? Since a Singly Linked List…

In the previous challenge, we learned how to tell if we were stuck in a loop. But in LeetCode 142 (Linked List Cycle II), simply knowing you’re in a circle…

After mastering how to find the middle of a list, the next challenge is identifying if a list is “broken.” In a normal Linked List, you eventually hit None. But…

Stop Learning Linked List, Start Building a Real Project Have you ever completed multiple videos on Linked List—like insertion, deletion, traversal, searching, reversing—and still wondered: “Where do we actually use…

Stop Learning, Build This PRO App in 60 Minutes Have you ever finished a Python course, learned how to write loops and functions, but still felt stuck when asked to…

Finding the middle of a Linked List is one of the most important and frequently asked interview questions. It is also asked on LeetCode Problem 876 – Middle of the…

Practice Question 6 In this question, we will read a text file and find all the palindromic words present in it. A palindrome is a word that reads the same…

In the world of Java programming, efficient handling and manipulation of data structures is vital for creating robust and scalable applications. One such essential component of the Java Collections Framework…

Python Coding Challenge 1 : Check for Pangram A pangram is a sentence that contains every single letter of the alphabet at least once. For example, the sentence “The quick…