changyaodong

UID: 507, Registered at 2025-2-28 20:14:18, last login at 2025-4-26 21:21:17, last active at 2025-4-26 22:24:04.

Solved 19 problems

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#	Date	Contest	Rank	New Rating	Δ
4	2025-04-18 20:00:00	代码源挑战赛 Round 8	132	941	50
3	2025-04-04 20:00:00	代码源挑战赛 Round 6	397	891	-78
2	2025-03-07 20:00:00	代码源挑战赛 Round 2	184	969	-1
1	2025-02-28 20:00:00	代码源挑战赛 Round 1	250	970

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模拟: 14
其他: 4
数学: 2
贪心: 2
排序: 2
数论: 1