Tag: queue
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given a 0-indexed integer array nums whose length is a power of 2. Apply the following algorithm on …
Given a binary tree root, find the sum of the deepest node values. Constraints n ≤ 100,000 where n is the number of nodes in root Hint: You need …
Teaching Kids Programming: Videos on Data Structures and Algorithms Introduction to Queue Data structure Queue is a First In First Out (FIFO) data structure. Unlike stack, we use pop(0) …
In a given grid, each cell can have one of three values: the value 0 representing an empty cell; the value 1 representing a fresh orange; the value 2 …
Design a logger system that receive stream of messages along with its timestamps, each message should be printed if and only if it is not printed in the last …