Data structures and algorithm training

Data Structures

• Binary Search Tree
• Hash Table
• Singly Linked List
• Doubly Linked List
• Queue
• Stack

Arrays and Strings

• Is Unique ?
• One Away
• Check Permutation
• Palindrome Permutation
• String Compression

Linked Lists

• Remove Dups
• Return Kth To Last
• Delete Middle Node
• Palindrome
• Sum Lists

Stacks & Queues

• Stack Min
• Queue via Stacks
• Sort Stack
• Stack Of Plates

Leetcode

Easy

• Merge Two Sorted Lists
• Perfect Number
• sqrt X
• Two Sum
• Roman To Integer
• Pascal's Triangle
• Count Asterisks
• Majority Element
• Happy Number
• Longest Common Prefix
• Fibonacci Number
• Symmetric Tree
• Linked List Cycle
• Search Insert Position
• Single Number
• Power Of Three
• Same Tree

Medium

• Product Of Array Except Self
• Rotate List
• Battleships In A Board