Master DSA Topics - January, 2026

Practice problems across 75+ categories

All Coding Problems

Practice coding problems across all companies and topics 3600 problems | 879 Easy | 1856 Medium | 842 Hard

# Problem Difficulty Topics
1336 Furthest Building You Can Reach Medium
ArrayGreedyHeap (Priority Queue)
1337 Furthest Point From Origin Easy
StringCounting
1338 Game of Life Medium
ArrayMatrixSimulation
1339 Game of Nim Medium
ArrayMathDynamic Programming
1340 Game Play Analysis I Easy
Database
1341 Game Play Analysis II Easy
Database
1342 Game Play Analysis III Medium
Database
1343 Game Play Analysis IV Medium
Database
1344 Game Play Analysis V Hard
Database
1345 Gas Station Medium
ArrayGreedy
1346 GCD Sort of an Array Hard
ArrayMathUnion Find
1347 Generalized Abbreviation Medium
StringBacktrackingBit Manipulation
1348 Generate a String With Characters That Have Odd Counts Easy
String
1349 Generate Binary Strings Without Adjacent Zeros Medium
StringBacktrackingBit Manipulation
1350 Generate Circular Array Values Medium
JavaScript
Showing 1336-1350 of 3600
1 ... 88 89 90 91 92 ... 240

Tutorials Library

Master any technology with our largest free online Library. Browse through 500+ tutorials across 10+ categories.

Python

Python Tutorial

Java

Java Tutorial

JavaScript

JavaScript

C++

C++ Tutorial

C#

C# Tutorial

Go

Go Tutorial

Rust

Rust Tutorial

TypeScript

TypeScript

Swift

Swift Tutorial

Kotlin

Kotlin Tutorial

Ruby

Ruby Tutorial

PHP

PHP Tutorial

C

C Tutorial

Scala

Scala Tutorial

Perl

Perl Tutorial

R

R Tutorial

Dart

Dart Tutorial

Lua

Lua Tutorial

MATLAB

MATLAB

Haskell

Haskell

Developer Toolbox

Powerful online tools to boost your productivity

public class MyFirstJavaProgram { Edit & Run

   /* This is my first java program.
    * This will print 'Hello, World!' as the output
    */

   public static void main(String []args) {
      System.out.println("Hello, World!"); // prints
   }
}

Start Coding in Seconds

Coding Ground For Developers

Code, Edit, Run and Share

Ignite your coding potential on Coding Ground - an immersive online platform for hands-on learning, collaboration, and skill development.