Frequency Stack
Implement a frequency stack with the following methods:
Posts with tag 'data structure'
Range Query on Two Dimensional List
Implement a data structure with the following methods:
Trie
Implement a trie data structure with the following methods:
Virtually Cloneable Stacks
Implement a data structure VirtuallyCloneableStacks with the following methods
Earliest Uniques in a Stream
Implement a data structure with the following methods:
Circular Queue
Implement a circular queue with the following methods:
Zipped Iterator
Implement a zip iterator of two lists of integers a and b where
Underground Tunnel
Implement a data structure with the following methods:
Peekable Iterator
Implement an iterator of a list of integers nums where
Web Browser
Implement a web browser with the following methods:
Rate Limiter
Implement a rate limiter that limits users’ requests with the following methods:
Virtual Boolean Array
Implement a boolean array which implements the following methods:
Two-Dimensional List Iterator
Implement an iterator of two-dimensional list of integers lists.
Tic Tac Toe
Implement the tic-tac-toe game with the following methods:
Sum of Two Numbers - Online Version
Implement a data structure with the following methods:
Set
Implement a set data structure with the following methods:
Run-Length Decoded String Iterator
Given a run-length encoded lowercase alphabet string s, implement an iterator which is the decoded version of s:
Range Query on a List
Implement a data structure with the following methods:
Minimum Stack
Implement a stack with the following methods:
Hit Counter
Implement a hit counter which keeps track of number of the number of hits in the last 60 seconds.
File System
Implement a data structure with the following methods:
Binary Search Tree Iterator
Implement a binary search tree iterator with the following methods: