## Tag Archives: LeetCode

### Study DSA with LeetCode – Study from Tutorial Study DSA with LeetCode Information Constructions and Algorithms is without doubt one of the most necessary idea that you have to be thorough with no matter which language you code. Each interviewer goes to ask you questions on the identical.From Aggressive Coding to Software program development.. You’ll come upon Information Constructions. And I observed a…

### LeetCode – Product of Array Besides Self – JavaScript Developer LeetCode – Product of Array Besides Self Downside assertion Given an integer array nums, return an array reply such that reply[i] is the same as the product of all the weather of nums besides nums[i]. The product of any prefix or suffix of nums is assured to slot in a 32-bit integer. You could write…

### LeetCode – Distinctive Paths – JavaScript Dev Feed LeetCode – Distinctive Paths Downside assertion A robotic is situated on the top-left nook of a m x n grid (marked ‘Begin’ within the diagram beneath). The robotic can solely transfer both down or proper at any time limit. The robotic is attempting to achieve the bottom-right nook of the grid (marked ‘End’ within the…

### LeetCode – Pascal’s Triangle – JavaScript Dev Feed LeetCode – Pascal’s Triangle Problem statement Given an integer numRows, return the first numRows of Pascal’s triangle. In Pascal’s triangle, each number is the sum of the two numbers directly above it as shown: Problem statement taken from: https://leetcode.com/problems/pascals-triangle Example 1: Input: numRows = 5 Output: [ , [1, 1], [1, 2, 1], [1, 3,…

### LeetCode – Paint House – Learn from Tutorial LeetCode – Paint House These problems are basically same except the constraints. In the first question, k is always 3. If we solve the second problem, then we can also solve the first problem. Therefore, let’s think about the case when k is not fixed. Paint House (Medium) Paint House (Medium) There is a row…

### Leetcode: 598.Range Addition II – Python Dev Feed Leetcode: 598.Range Addition II Problem statement You are given an m x n matrix M initialized with all 0’s and an array of operations ops, where ops[i] = [ai, bi] means M[x][y] should be incremented by one for all 0 <= x < ai and 0 <= y < bi. Count and return the number…

### Leetcode 56: Merge Intervals – Python Dev Feed Leetcode 56: Merge Intervals Problem statement:https://leetcode.com/problems/merge-intervals/ Straight forward solution is to sort the intervals by start time, iterate them and check if two intervals overlap. If they overlap we take the union of those intervals; Otherwise, we take both of them. Python class Solution: def merge(self, intervals: List[List[int]]) -> List[List[int]]: # sort intervals by start…

### Leetcode : 521. Longest Uncommon Subsequence I – Python Dev Feed Leetcode : 521. Longest Uncommon Subsequence I Problem Statement Given two strings a and b, return the length of the **longest uncommon subsequence* between* a and b. If the longest uncommon subsequence does not exist, return -1. An uncommon subsequence between two strings is a string that is a subsequence of one but not the…

### LeetCode 133. Clone Graph (javascript solution) – JavaScript Dev Feed LeetCode 133. Clone Graph (javascript solution) Description: Given a reference of a node in a connected undirected graph. Return a deep copy (clone) of the graph. Each node in the graph contains a value (int) and a list (List[Node]) of its neighbors. class Node {public int val;public List neighbors;} Test case format: For simplicity, each… 