Tag: dfs
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given a list of unique strings genes where each element has the same length and contains characters “A”, …
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 Given a binary tree root, repeatedly delete all leaves that have even values. That is, if after deletions, a node …
Teaching Kids Programming: Videos on Data Structures and Algorithms In Python, we have itertools.product that calculates the Cartesian Product of a few list or tuple. For example: from itertools …