忘川
UID: 1781, Registered at 2026-2-22 18:52:12, last login at 2026-2-24 10:41:15, last active at 2026-2-26 21:16:35.
Solved 4 problems, RP: 6.5 (No. 670)
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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
- 4
- 模拟
- 2
- 其他
- 2
- 位运算
- 2
- STL
- 1