Newbie DeveloperWord SearchGiven an m x n board and a word, find if the word exists in the grid.2 min read·Mar 1, 2021----

Newbie DeveloperCombinationsGiven two integers n and k, return all possible combinations of k numbers out of 1 … n.1 min read·Feb 26, 2021----

Newbie DeveloperPermutationsGiven an array nums of distinct integers, return all the possible permutations. You can return the answer in any order.1 min read·Feb 25, 2021----

Newbie DeveloperPacific Atlantic Water FlowGiven an m x n matrix of non-negative integers representing the height of each unit cell in a continent, the "Pacific ocean" touches the…2 min read·Feb 18, 2021----

Newbie DeveloperNumber of ProvincesThere are n cities. Some of them are connected, while some are not. If city a is connected directly with city b, and city b is connected…2 min read·Feb 17, 2021----

Newbie DeveloperMax Area of IslandGiven a non-empty 2D array grid of 0's and 1's, an island is a group of 1's (representing land) connected 4-directionally (horizontal or…1 min read·Feb 15, 2021----

Newbie DeveloperMedian of Two Sorted ArraysGiven two sorted arrays nums1 and nums2 of size m and n respectively, return the median of the two sorted arrays.8 min read·Feb 2, 2021----

Newbie DeveloperSingle Element in a Sorted ArrayYou are given a sorted array consisting of only integers where every element appears exactly twice, except for one element which appears…3 min read·Jan 30, 2021----