Open Algorithm
A minimalist, high-fidelity playground for algorithmic reasoning, execution visualization, and proof-oriented training.
Formal Visualization
Present data structures as legible, interactive state diagrams. Track traversal, mutation, and structural change in a single unified frame.
leaderboard ARCHIVE
Progress Index
Track completion, clarity, and time complexity with a compact record of study progress.
code
Notation Support
Use code, pseudocode, and step-by-step annotation together without losing structural clarity.
O(n log n)
Complexity Analysis
Annotate time and space complexity directly beside implementations for instant comparison and feedback.
256+
Problems Archived
1.2M
Proof Steps Logged
0.02ms
Avg Latency
A
Review Status