Grade 12 student, open-source developer, and competitive programmer in Shanghai
I build tools around real problems in competitive programming and developer workflows. My current focus is CPH-NG, alongside OI training, modern web systems, and a growing Rust practice.
A competitive-programming workflow for VS Code: sample retrieval, local judging, special judging, stress testing, and multi-platform submission.
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A browser userscript that improves problem solving, discussions, and everyday use on XMOJ. Ongoing development lives in the XMOJ-Script-dev organization.
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Languages
TypeScript | C++ | Rust | Python | JavaScript | C
Product and infrastructure
Next.js | React | MUI | VS Code Extension API | Cloudflare Workers | GitHub Actions | Docker | pnpm
Pull requests, fixes, feature proposals, and issue discussions across developer tools and open-source infrastructure.
| Year | Competition | Award | Score | National rank |
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| 2025 | CSP-S | 228 / 400 |
1537 / 30497 |
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| NOIP | 118 / 400 |
2513 / 7548 |
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| 2024 | CSP-S | 160 / 400 |
5152 / 27521 |
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| NOIP | 107 / 400 |
2801 / 7510 |
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| 2023 | CSP-S | 175 / 400 |
1760 / 19202 |
Explore the full portfolio
Project details, public activity, OI records, education, and game profiles.