Revision of Python

• Interview Questions on Array

Interview Questions on String

• 3sum
• Set Matrix Zeroes
• Group Anagrams
• Longest Substring Without Repeating Characters
• Longest Palindromic Substring
• Increasing Triplet Subsequence
• Missing Ranges
• 4Sum
• Container With Most Water
• Game of Life
• First Missing Positive
• Longest Consecutive Sequence
• Find the Duplicate Number
• Longest Substring With at Most K Distinct Characters
• Basic Calculator
• Sliding Window Maximum
• Minimum Window Substring

Interview Questions on Array

• Product of Array Except Self
• Spiral Matrix

Leetcode in Python

• Interview Questions on Linked List
• Interview Questions on Trees
• Interview Questions on Backtracking
• Interview Questions on Sorting and Searching
• Interview Questions on Dynamic Programming
• Interview Questions on Design
• Interview Question on Math
• Some Other Interview Questions

Interview Questions on Linked List

• Add Two Numbers
• Odd Even Linked List
• Intersection Of Two Linked Lists
• Merge K Sorted Lists
• Sort List
• Copy List With Random Pointer

Interview Questions on Trees

• Binary Tree IN Order Traversal
• Binary Tree Zigzag Level Order Traversal
• Construct Binary Tree from Preorder and In Order Traversal
• Populating Next Right Pointers in Each Node
• Kth Smallest Element in a BST
• In Order Successor in BST
• Number of Islands
• Word Ladder
• Surrounded Regions
• Lowest Common Ancestor of a Binary Tree
• Binary Tree Maximum Path Sum
• Friend Circles
• Course Schedule
• Longest Increasing Path in a Matrix
• Alien Dictionary
• Count of Smaller Numbers After Self

Interview Questions on Backtracking

• Letter Combination of a Phone Number
• Generate Parentheses
• Permutations
• Subsets
• Word Search
• Palindrome Partitioning
• Word Search II
• Remove Invalid Parentheses
• Wildcard Matching
• Regular Expression Matching

Interview Questions on Sorting and Searching

• Sort Colors
• Top K Frequent Elements
• Kth Largest Element in an Array
• Find Peak Element
• Search for a Range
• Merge Intervals
• Search in Rotated Sorted Array
• Search a 2D Matrix
• Wiggle Sort II
• Kth Smallest Element in a Sorted Matrix
• Median of Two Sorted Arrays

Interview Questions on Dynamic Programming

• The Jump Game
• Unique Paths
• Coin Change
• Longest Increasing Subsequence
• Maximum Product Subarray
• Decode Ways
• Best Time to Buy and Sell Stock With Cooldown
• Perfect Squares
• Word Break
• Brust Balloons

Interview Questions on Design

• Flatten 2D Vector
• Serialize and Deserialize Binary Tree
• Insert Delete Getrandom O(1)
• Design Tic-Tac-Toe
• LRU Cache
• Implement Tree (Prefix Tree)
• Flatten Nested List Iterator
• Find Median from Data Stream
• Range Sum Query 2D-Mutable

Interview Question on Math

• Happy Number
• Factorial Trailing Zeroes
• Excel Sheet Column Number
• Pow(x,n)
• Sqrt(x)
• Divide Two Integers
• Fraction to Recurring Decimal
• Largest Number
• Max Points on a Line

Some Other Interview Questions

• Sum of Two Integers
• Evaluate Reverse Polish Notation
• Majority Element
• Find the Celebrity
• Task Scheduler
• Queue Reconstruction by Height
• Trapping Rain Water
• The Skyline Problem
• Largest Rectangle in Histogram