Tag Archive For "medium"
Longest Repeating Character Replacement Leetcode 424 [Python]
In this blog post, we will tackle the Longest Repeating Character Replacement problem from LeetCode, a platform known for its algorithmic challenges. We'll break down the problem, provide both a brute-force and an efficient solution, discuss the reasoning behind our approach, and examine the time and space complexity of our code. Problem Overview Problem Name: …
Longest Palindromic Substring Leetcode Problem 5 [Python Solution]
Welcome to another exciting problem-solving session! In this blog post, we’re going to tackle the Longest Palindromic Substring problem from LeetCode. You can find the original question here. Problem Overview The problem statement is as follows: Given a string s, we need to find and return the longest palindromic substring within it. A palindromic substring …
Letter Combinations Of A Phone Number Leetcode Problem 17 [Python]
Welcome back, everyone! Today, we're going to tackle the Letter Combinations Of A Phone Number problem. This is a LeetCode problem with the ID 17, categorized under "Backtracking." It's an interesting problem that involves mapping digits to letters, just like we used to do on old mobile phones. Let's dive in and explore how to …
Last Stone Weight II Leetcode Problem 1049 [Python Solution]
In this blog post, we'll delve into the LeetCode problem Last Stone Weight II (Problem #1049). We'll explore the problem statement, understand the constraints, and then take a deep dive into the efficient Python solution to solve it. Problem Overview Question: You are given an array of integers stones, where stones[i] represents the weight of …
Largest Number Leetcode Problem 179 [Python Solution]
Welcome to another coding session! Today, we're going to tackle the Largest Number problem. In this LeetCode challenge, we are presented with a list of non-negative integers and our goal is to arrange them in such a way that they form the largest number. The catch is that the result might be too large for …
Kth Smallest Element In A BST Leetcode Problem 230 [Python Solution]
If you're here, you're probably looking for a solution to the Kth Smallest Element in a Binary Search Tree problem on LeetCode. Well, you've come to the right place! In this blog post, we'll walk you through the problem, discuss the constraints, explore different approaches, and provide a Python solution to help you ace this …
Kth Largest Element In An Array Leetcode Problem 215 [Python Solution]
In this blog post, we'll tackle the LeetCode problem 215: Kth Largest Element in an Array. This problem falls under the category of heap and priority queue, and it's considered a medium difficulty problem. The goal is to find the kth largest element in an integer array. You might think that the most straightforward solution …
Jump Game II Leetcode Problem 45 [Python Solution]
Welcome back to another coding session! Today, we are going to tackle the Jump Game II problem, a classic problem in the world of coding. This LeetCode problem, specifically number 45, falls under the category of "Greedy" and has been known to be a favorite of interviewers at companies like Google. In this blog post, …
Interleaving String Leetcode Problem 97 [Python Solution]
Question Link: Interleaving String on LeetCode Problem Overview The problem of interleaving strings involves determining whether a given string, s3, can be formed by interleaving two other strings, s1 and s2. An interleaving is a configuration where two strings, s and t, are divided into substrings, such that: s = s1 + s2 + … …
Integer To Roman Leetcode Problem 12 [Python Solution]
Welcome to another exciting LeetCode problem-solving session! In this blog post, we're going to tackle the Integer To Roman problem, which is Problem 12 on LeetCode. This problem falls under the category of Math & Geometry and is of medium difficulty. Before we dive into the solution, let's understand the problem statement. Problem Overview Roman …
Insertion Sort List Leetcode Problem 147 [Python Solution]
In this blog post, we're going to tackle the Insertion Sort List problem from LeetCode. This is a medium-level problem that falls under the category of Linked Lists and is frequently asked in interviews, including at companies like Microsoft. We will provide you with a step-by-step solution in Python. Problem Overview The problem statement is …
Insert Into A Binary Search Tree Leetcode Problem 701 [Python Solution]
In this blog post, we'll delve into the Insert Into A Binary Search Tree problem, categorized under Trees and found on LeetCode. This problem is rated as medium difficulty and is often encountered in technical interviews, particularly by tech giants like Google. Problem Overview Question: You are given the root node of a binary search …
Insert Interval Leetcode Problem 57 [Python Solution]
Related Interview Questions By Company: Combination Sum LeetCode Longest Increasing Subsequence LeetCode Merge Intervals LeetCode Related Interview Questions By Difficulty: Meeting Rooms II LeetCode Non Overlapping Intervals LeetCode Minimum Interval To Include Each Query LeetCode Related Interview Questions By Category: Find All Numbers Disappeared In An Array LeetCode Spiral Matrix LeetCode Remove Duplicates From Sorted …
Graph Valid Tree Leetcode Problem 261 [Python Solution]
Problem Overview In this blog post, we will tackle the Graph Valid Tree problem, a LeetCode problem number 261. This problem falls under the category of graphs and is of medium difficulty. It's also a problem that companies like Facebook might use during their interviews. You can find the original question on LintCode. Question: Given …
Find The Duplicate Number Leetcode Problem 287 [Python Solution]
In this blog post, we will discuss the LeetCode problem "Find the Duplicate Number," which falls under the "Linked List" category and is rated as a medium difficulty problem. The problem is particularly interesting as it challenges us to find a duplicate number in an array of integers, given certain constraints. Problem Overview The problem …