QOJ.ac
QOJ
User profile
Williamxzh
Rating
2259
Contribution
4
Usergroup
Default
Motto
practice more
Rating changes
Accepted problems：109 problems
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Tried problems：31 problems
54437842813401240554056405750346508789679988001800280148225832283238324832685278683870287038704870587069237103092188921890
Authored problems：0 problem
NoneVirtual Participations：12 contests
| Name | Start time |
|---|---|
| International Olympiad in Informatics 2024 Day 1 | 2025-05-15 10:30:48 |
| IOI 2025 国家集训队集训 Day 3 (CTT 2024 Day 3) | 2025-05-08 15:23:59 |
| 2024 北京大学全国优秀中学生信息学冬季体验营 (PKUWC 2024) Day 1 | 2025-01-13 13:33:04 |
| 2022 山东·山西省队选拔赛 一试 (SDOI 2022 Round 1) | 2024-07-22 08:08:04 |
| (China) National Olympiad in Informatics 2020 Day 2 | 2024-07-12 09:50:49 |
| 2022 浙江省队选拔赛 Day 2 (ZJOI 2022 Day 2) | 2024-06-09 09:11:37 |
| 2022 浙江省队选拔赛 Day 1 (ZJOI 2022 Day 1) | 2024-06-08 08:37:45 |
| 2024 年广东省重点中学信息学邀请赛 (GDKOI 2024) 提高组 第二试 | 2024-06-05 08:55:45 |
| 2024 年广东省重点中学信息学邀请赛 (GDKOI 2024) 提高组 第一试 | 2024-06-04 08:57:44 |
| 2024 陕西省队选拔赛 Day 2 (SNOI 2024 Day 2) | 2024-06-03 09:07:26 |
| 2024 陕西省队选拔赛 Day 1 (SNOI 2024 Day 1) | 2024-06-02 13:19:10 |
| 2023 北京大学全国优秀中学生信息学夏季体验营 (PKUSC 2023) Day 1 | 2024-05-23 18:56:05 |