Java Function to Delete a File/Folder Recursively
On Linux Shells, we can use “rm -fr” to remove a folder and its files recursively in sub directories. On windows, we can use “del /f / s” to …
Teaching Kids Programming – Implementation of Cartesian Product in Python via Depth First Search Algorithm
May 13, 2021
algorithms, Depth First Search, DFS, math, python, Recursion, teaching kids programming, youtube video
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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 …
Java’s Function to Merge Byte Arrays into One
In some cases, we would like to merge a few byte arrays into one. This is also known as concatenating the arrays. We can use the following Java utility/static …
Teaching Kids Programming – Remove One Number to Make Average
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a list of integers nums and an integer k, return true if you can remove exactly one element from …
Java’s String Repeat Implementation
In Python, we can use * to repeat a string. For example: "abc" * 3 # "abcabcabc" "h" * 2 # "hh" We can use the following Java function …
Teaching Kids Programming – Depth First Search Algorithm to Determine Sum Binary Tree
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a binary tree root, return whether for every node in the tree other than the leaves, its value is …