Teaching Kids Programming – Permutation of Rooks Do Not Attack Each Other
Teaching Kids Programming: Videos on Data Structures and Algorithms You’ve got an integer n representing a chessboard of size n x n. Return the number of ways you can …
Category: python
Egg Drop With 2 Eggs and N Floors
You are given two identical eggs and you have access to a building with n floors labeled from 1 to n. You know that there exists a floor f …
Teaching Kids Programming – Substrings of Size Three with Distinct Characters
Teaching Kids Programming: Videos on Data Structures and Algorithms A string is good if there are no repeated characters. Given a string s, return the number of good substrings …
Teaching Kids Programming – Interval Overlaps via Two Pointer Algorithm
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given a list of closed intervals l0 and another list of intervals l1. Individually, each list is non-overlapping …
Teaching Kids Programming – Check if Word Equals Summation of Two Words
Teaching Kids Programming: Videos on Data Structures and Algorithms The letter value of a letter is its position in the alphabet starting from 0 (i.e. ‘a’ -> 0, ‘b’ …