Tag: python
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a string s and an integer k, return the number of k-length substrings that occur more than once in …
Teaching Kids Programming: Videos on Data Structures and Algorithms Previously, we know there are 45 continuously increasing digits (each digit is 1 plus its previous digit) such as 12, …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given two integers start and end, return a sorted list of integers such that every number e is between start …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a n-ary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path …
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given a two-dimensional integer matrix board containing 0s, 1s and 2s representing some n x n chessboard. Each …