why
UID: 820, Registered at 2025-4-28 17:19:19, last login at 2025-6-2 17:02:58, currently offline.
Solved 30 problems, RP: 139.03 (No. 60)
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Bio
This person is lazy and didn't write anything. -
Accepted Problems
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Recent Activities
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Recent Solutions
This person is lazy and didn't write any solutions.
Problem Tags
- CSES
- 1
- 入门问题
- 1