A complete coding environment for learning and hiring.
DSA practice, an in-browser IDE, and AI-powered code review — all in one platform, ready for colleges and enterprises.
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DSA Problem Library
Curated library of 500+ problems spanning Arrays, Trees, Graphs, DP and more — each tagged by topic, difficulty, and company.
In-Browser IDE
Monaco-powered editor with syntax highlighting, auto-complete, and instant code execution — no setup required.
AI Code Review
Instant AI feedback on time complexity, space complexity, code quality, edge case handling, and suggested improvements.
AI-Powered Review
Instant code intelligence
Submit your solution and receive structured feedback in under 2 seconds.
submission.py — diff view
- for i in range(len(nums)):
- for j in range(len(nums)):
- if i != j and nums[i]+nums[j]==target:
- return [i, j]
+ seen = {}
+ for i, num in enumerate(nums):
+ if target - num in seen:
+ return [seen[target-num], i]
+ seen[num] = i
Time Complexity
O(n²) O(n)
Space Complexity
O(1) O(n) (space trade-off)
Code Quality
Excellent — clean variable names, no redundancy
Edge Cases
Empty array and single element handled correctly
Suggested Improvement
Consider early return for guaranteed single solution problems
Built for your context
One platform, two powerful use cases.
Assign curated DSA problem sets to students
Monitor class-wide progress and weak areas
Schedule timed coding assessments
Export individual and class performance reports
Custom college-branded portal
Bulk student enrollment via CSV
Screen candidates with role-specific problem sets
Auto-grade submissions with test-case breakdown
Plagiarism detection across submissions
Timed, proctored hiring rounds
ATS-ready candidate score exports
Custom question libraries
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