David

UID: 1228, Registered at 2025-4-10 18:49:50, last login at 2025-4-11 11:39:55, last active at 2025-4-13 21:49:26.

Solved 8 problems

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#	Date	Contest	Rank	New Rating	Δ
1	2025-04-11 20:00:00	代码源挑战赛 Round 7	247	958

Accepted Problems
25

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31
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37
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39

模拟: 6
其他: 3
数论: 2
数学: 2
排序: 1
组合数学: 1
鸽笼: 1