The most important DSA patterns for coding interviews. Covers dynamic programming, binary search, sliding window, two pointers, greedy algorithms, and more.

DSA 150

FAANG SQL 50

Data Engineering

MLE Coding 75

Learn NumPy in 14 Days

Learn Python in 14 Days

Learn SQL in 21 Days

Meta SQL

Stats Superhero

ML Ninja

Pandas Pro

Best Time to Buy and Sell Stock IV

Burst Balloons

Cherry Pickup II

Count of Smaller Numbers After Self

Distinct Subsequences

Find Minimum in Rotated Sorted Array II

Integer to English Words

Median of Two Sorted Arrays

3Sum

3Sum Closest

4Sum

Array With Elements Not Equal to Average of Neighbors

Bag of Tokens

Beautiful Arrangement

Bitwise AND of Numbers Range

Boats to Save People

Broken Calculator

Circular Array Loop

Combination Sum

Best Time to Buy And Sell Stock

Maximum Average Subarray I

Add Binary

Check Palindrome

Complement of Base 10 Integer

Arranging Coins

Frog Jump

Longest Increasing Path In a Matrix

Maximal Rectangle

Maximum Profit in Job Scheduling

Minimum Window Substring

Moving Stones Until Consecutive II

N Queens

Palindrome Partitioning II

Regular Expression Matching

Russian Doll Envelopes

Sliding Window Maximum

Split Array Largest Sum

Substring with Concatenation of All Words

Sudoku Solver

Trapping Rain Water

Word Break II

Find the Kth Largest Integer in the Array

Gas Station

Group By Key

Hand of Straights

Insertion Sort List

Invert a Dictionary

Jump Game

Jump Game II

Largest Number

Maximum Length of Pair Chain

Maximum Number of Coins You Can Get

Maximum Subarray

Merge Triplets to Form Target Triplet

Merge Two Sorted Arrays

Minimum Deletions to Make Character Frequencies Unique

Minimum Number of Arrows to Burst Balloons

Minimum Rounds to Complete All Tasks

Most Frequent Element

Pancake Sorting

Partition Labels

Queue Reconstruction by Height

Reduce Array Size to The Half

Reverse Integer

Single Number II

Single Number III

Sort an Array

Sum of Two Integers

Transpose a Matrix

Two City Scheduling

UTF-8 Validation

Valid Parenthesis String

Wiggle Sort II

Compare Version Numbers

Container With Most Water

Count and Say

Custom Sort String

Find and Replace in String

Groups of Special-Equivalent Strings

Longest Mountain in Array

Longest Uncommon Subsequence II

Minimum Number of Steps to Make Two Strings Anagram

Minimum Time Difference

Remove Duplicates from Sorted Array II

Repeated DNA Sequences

Reverse Words in a String

Sort Colors

String Compression

String to Integer (atoi)

Subarray Product Less Than K

Swap For Longest Repeated Character Substring

Two Sum II Input Array Is Sorted

Validate IP Address

Zigzag Conversion

Combination Sum II

Combination Sum III

Combinations

Binary Search

First Bad Version

Search Insert Position

DSA 150

Transfer Learning Layer Freezing