Choose Your Plan
IDE subscription + premium courses, flexible options for your learning needs
IDE Smart Coding Tools
Choose the right AI-assisted coding plan for you
Free
Zero cost to start. Perfect for coding beginners, quickly master core IDE features and begin your coding journey.
- Unlimited code editor
- AI Credits: 5 credits/day, reset daily
- AI Model: AdaCpp AI
- AI rate limit: once per 5 min
- C++ syntax, algorithm & data structure knowledge base
- C++ grading & competition practice system
- C++ grading & competition online judge
- IDE boosted compilation
- IDE AI-assisted features
- Code copy
- Ad-free
- Course discount
Standard VIP
Level up efficiently. Designed for daily learners, AI assistance keeps you in the flow and one step ahead.
- Unlimited code editor
- AI Credits: 300 credits/month, up to 300 calls
- AI Models: AdaCpp AI, AdaCpp AI Pro, AdaCpp AI Ultra
- AI rate limit: none
- IDE boosted compilation
- IDE AI-assisted features
- C++ syntax, algorithm & data structure knowledge base
- C++ grading & competition practice system
- C++ grading & competition online judge
- Code copy
- Ad-free
- Course discount: 10% off
Pro VIP
Ultimate competition edge. Built for intensive training and contests, unleash maximum AI power to reach the top.
- Unlimited code editor
- AI Credits: 800 credits/month, up to 800 calls
- AI Models: AdaCpp AI, AdaCpp AI Pro, AdaCpp AI Ultra
- AI rate limit: none
- IDE boosted compilation
- IDE AI-assisted features
- C++ syntax, algorithm & data structure knowledge base
- C++ grading & competition practice system
- C++ grading & competition online judge
- Code copy
- Ad-free
- Course discount: 20% off
AI Credit Packages
Need more credits? Top up anytime, valid for 90 days
50 credits · Great for occasional top-ups
200 credits · Best for regular usage
500 credits · Best value per credit
Premium Courses
One-time purchase, lifetime access
CSP-J introductory course, covers GESP Level 1-2, master core programming concepts and C++ basics
CSP-J foundational course, covers GESP Level 3-4, learn fundamental algorithms and data structures
CSP-J advanced course, covers GESP Level 5-8, in-depth study of advanced algorithms and data structures
CSP-S/NOIP systematic course, prepare for provincial competitions with graph theory, DP and more
CSP-J Starter Bundle
L1 + L2 + L3
Includes L1-L3 courses, systematic prep for CSP-J competition, from zero to perfect score
CSP-J/S Full Course Bundle
L1 + L2 + L3 + L4
Includes L1-L4 all courses, from beginner to competition, one-stop C++ algorithm learning