Longest Palindromic Substring Today, we're dissecting a popular problem from LeetCode: finding the longest palindromic substring in a given string. This puzzle is not just a common interview question, but…
Counting Words With a Given Prefix Problem : Imagine you have a list of words, like ["apple", "banana", "apricot", "grape"]. Now, suppose someone asks you, “How many of these words…
Rotate Array In the world of coding and algorithmic challenges, the task of rotating an array might seem straightforward at first glance. However, as we delve deeper, we find that…
Climbing Stairs Problem Statement : You are climbing a staircase. It takes n steps to reach the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb…
Two sum The "Two Sum" problem is a classic coding challenge that often appears in technical interviews. The task is to find two numbers in an array that add up…