QT2ytK1KDo
UID: 39932, Registered at 2026-5-9 16:37:39, last login at 2026-5-9 16:37:39, last active at 2026-5-13 17:37:07.
Solved 1 problems, RP: 4 (No. 15859)
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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
- 贪心
- 1