You are given a list of integers nums that used to be an arithmetic sequence. Given that a number was removed, and that the number was not the first …
Given a singly linked list node, remove nodes with duplicate values while maintaining relative order of the original list. Constraints n ≤ 100,000 where n is the number of …
Teaching Kids Programming: Videos on Data Structures and Algorithms Algorithm to Convert Decimal Numbers to Hexadecimal Hexadecimal Numbers (base 16 because hex is 6 and decimal is 10) use …
Given a sorted list nums of size n, construct a binary search tree by Taking nums as the root where k = floor(n / 2). Recursively constructing the left …
Given an n by n integer matrix, return the sum of all elements that form a Z in the matrix. Constraints n ≤ 1,000 Example 1 Input matrix = …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a two-dimensional integer list intervals of the form representing intervals (inclusive), return their intersection, that is, the interval that …