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生成函数练习

Mashiro_Kanon @ 2026-07-23 16:04:54
题解：P6847 [CEOI 2019] Magic Tree

Lovya @ 2026-07-23 15:54:42
题解：AT_arc225_e [ARC225E] Gap Swap (hard)

DrDuck @ 2026-07-23 15:35:42
题解：AT_arc225_d [ARC225D] Gap Swap (easy)

DrDuck @ 2026-07-23 15:10:13
题解：P16104 [ICPC 2019 NAIPC] Subsequences in Substrings

ybc_7653_bo @ 2026-07-23 15:06:23
题解：P14606 [NWRRC 2025] Games of Chess

Build_Dreams @ 2026-07-23 14:43:59
题解：ABC405G [莫队] [分块] [平衡复杂度]

I_Love_DS @ 2026-07-23 14:40:30
NOID1T2

Chenyanxi0829 @ 2026-07-20 19:11:06
题解：P11333 [NOISG 2020 Finals] Discharging

Austin0116 @ 2026-07-21 16:53:26
题解：P11393 [JOI Open 2019] 汇款 / Remittance

jycjycjyc @ 2026-07-23 13:17:39
题解：CF2247C Inversion of a Subsequence

hqc20230131 @ 2026-07-20 18:32:31
题解：P16911 [JLCPC 2026] Manhattan Cycle

__orange__ @ 2026-07-23 12:56:23
题解：CF2003E2 Turtle and Inversions (Hard Version)

ran_qwq @ 2026-07-20 18:17:30
题解：CF1451D Circle Game

Havefunn @ 2026-07-21 16:08:32
Omkar and Duck

Mier_Samuelle @ 2026-07-21 16:05:00

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