Gamify your prep <and>
Ace your
placement

The ultimate platform to boost learning, challenge your limits, and prepare you for placement success.

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Powerful Features for Learners

Everything you need to practice, improve, and showcase your coding skills in one platform.

Code Editor for All Languages

Support for over 50+ programming languages with syntax highlighting, and real-time error checking.

MNC-Level Coding Problems

Curated collection of actual interview questions from top tech companies at various difficulty levels.

No Pre-defined Limitations

Learn and practice at your own pace, explore any topic, and push boundaries without restrictions.

Topic-Wise DSA Quizzes

Sharpen your skills with quizzes designed for each topic — from Arrays to Graphs — and track your progress as you master DSA step by step.

Quiz. Compete. Dominate.

Face off in real-time DSA quiz duels, challenge opponents, sharpen skills, and claim coding glory.

Master Aptitude, Ace Every Test

Practice tailored aptitude quizzes to strengthen logic, speed, and accuracy for exams and placements.

JavaScriptPythonJava
function findMaxSubarraySum(arr, k) { 
  if (arr.length < k) { 
    return null; 
  } 

  let maxSum = 0; 
  let windowSum = 0; 

  // Calculate sum of first k elements 
  for (let i = 0; i < k; i++) { 
    windowSum += arr[i]; 
  } 

  maxSum = windowSum; 

  // Slide window and track maximum 
  for (let i = k; i < arr.length; i++) { 
    windowSum = windowSum - arr[i - k] + arr[i]; 
    maxSum = Math.max(maxSum, windowSum); 
  } 

  return maxSum; 
}
Problem: Maximum Subarray Sum of Size K

No Pre-defined Limitations < Pro Version />

Practice with unique coding challenges designed around your skill level and learning goals. Progress step by step, strengthen concepts, and build confidence through personalized problem sets that grow with you.

  • Write code in any language of your choice.
  • Test against custom inputs and edge cases.
  • Post your solutions to help peers learn and grow together.
  • Compare your solution with different approaches.
  • Engage in vibrant coding discussions and exchange ideas with the community.

Trusted by Leading Institutions

Our platform is used by students and faculty from top universities and colleges worldwide.

MIT
MIT
Stanford
Stanford
Harvard
Harvard
Berkeley
Berkeley
CMU
Carnegie Mellon
Princeton
Princeton
Oxford
Oxford
Cambridge
Cambridge
ETH
ETH Zurich
Caltech
Caltech
MIT
MIT
Stanford
Stanford
Harvard
Harvard
Berkeley
Berkeley
CMU
Carnegie Mellon
Princeton
Princeton
Oxford
Oxford
Cambridge
Cambridge
ETH
ETH Zurich
Caltech
Caltech

Join over 500+ educational institutions using our platform to enhance coding education.

Simple Pricing

Choose the plan that fits your needs. All plans include core features to help you improve your coding skills.

Free

₹0/forever

Perfect for beginners and casual coders

  • Basic code editor access
  • 10 AI-generated questions per day
  • Community challenges
  • Basic performance analytics
  • Standard support
Most Popular

Pro

₹499/per month

For serious developers and job seekers

  • Advanced code editor with all languages
  • Unlimited AI-generated questions
  • All competitive challenges
  • MNC interview question bank
  • Solution explanations and hints
  • Advanced performance analytics
  • Priority support

Team

₹1499/per month

For teams and organizations

  • Everything in Pro plan
  • Team management dashboard
  • Custom challenge creation
  • Team performance analytics
  • Collaborative coding sessions
  • Dedicated account manager
  • API access