川川川
UID: 4182, Registered at 2026-7-6 9:16:43, last login at 2026-7-6 9:17:50, currently offline.
Solved 8 problems, RP: 8 (No. 1710)
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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
- 8
- 模拟
- 4
- 计算几何
- 1
- 其他
- 1
- 数学
- 1
- 位运算
- 1