Moving average from data stream - December 13, 2022

Design hit counter - December 9, 2022

Maximum number of coins you can get - November 26, 2022

Camelcase matching - November 21, 2022

Number of recent calls - October 11, 2022

Dota2 senate - September 30, 2022

Reveal cards in increasing order - September 30, 2022

Design front middle back queue - September 29, 2022

Find the winner of the circular game - September 29, 2022

Product of the last k numbers - September 28, 2022

Design circular deque - September 27, 2022

Flatten nested list iterator - September 27, 2022

Design circular queue - August 13, 2022

Implement queue using stacks - July 24, 2022

Implement stack using queues - July 21, 2022