QOJ.ac

QOJ

User profile

Kevin5307

Rating

2458

Contribution

-48

Usergroup

Default

Organization

Nan Jingwaiguo Yuxuexiao

Motto

$$ \frac{1}{1-x}\sum_{k=1}^\infty\frac{x^k}{1-\frac{x-x^{k+1}}{1-x}} $$

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Accepted problems：324 problems

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Tried problems：34 problems

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Virtual Participations：9 contests

Name	Start time
Petrozavodsk Winter 2021. Day 1. Jagiellonian U Contest	2024-06-27 19:41:04
Baltic Olympiad in Informatics 2024 Day 2	2024-05-22 09:56:00
The 2020 ICPC World Finals - Moscow	2024-04-10 12:59:08
ByteDance-Moscow Workshops Camp 2020. The Final Contest	2024-02-21 19:10:21
2022-2023 ICPC Northern Eurasia Finals - Onsite	2024-02-18 15:32:19
The 2023 ICPC North America Qualifier	2024-02-18 15:19:04
2024 陕西省队选拔赛 Day 1 (SNOI 2024 Day 1)	2024-02-15 22:04:34
Croatian Open Competition in Informatics 2023/2024 Contest #1	2024-02-15 21:58:14
IOI 2023 中国国家队集训@威海 Day 1	2023-07-05 19:16:40