xyaaa
UID: 3639, Registered at 2026-5-26 23:16:20, last login at 2026-5-26 23:16:55, currently offline.
Solved 7 problems, RP: 7 (No. 1830)
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Bio
This person is lazy and didn't write anything. -
Accepted Problems
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Recent Activities
This person is lazy and didn't join any contests or homework.
Problem Tags
- CSP
- 7
- 其他
- 2
- 位运算
- 2
- 模拟
- 1
- 计算几何
- 1
- 数学
- 1