WrongAnswer_90

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随笔分类 -  题解

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记录题解
[ARC171E] Rookhopper's Tour
摘要：计数，双射 阅读全文
posted @ 2024-09-06 21:44 WrongAnswer_90 阅读(76) 评论(0) 推荐(0)
[ABC221G] Jumping sequence
摘要：DP，背包 阅读全文
posted @ 2024-09-05 23:39 WrongAnswer_90 阅读(47) 评论(0) 推荐(0)
[ARC171C] Swap on Tree
摘要：NTT,DP 阅读全文
posted @ 2024-09-04 16:13 WrongAnswer_90 阅读(47) 评论(0) 推荐(0)
[ARC173F] Select and Split
摘要：EGF，矩阵树定理 阅读全文
posted @ 2024-09-01 21:50 WrongAnswer_90 阅读(35) 评论(0) 推荐(0)
[ARC174E] Existence Counting
摘要：DP 优化，组合数学 阅读全文
posted @ 2024-08-28 11:23 WrongAnswer_90 阅读(43) 评论(0) 推荐(0)
[ABC367G] Sum of (XOR^K or 0)
摘要：FWT 阅读全文
posted @ 2024-08-27 20:01 WrongAnswer_90 阅读(44) 评论(0) 推荐(0)
[ARC175E] Three View Drawing
摘要：构造 阅读全文
posted @ 2024-08-27 15:28 WrongAnswer_90 阅读(57) 评论(0) 推荐(0)
[ARC183E] Ascendant Descendant
摘要：DP，LCA，ST 表 阅读全文
posted @ 2024-08-27 09:36 WrongAnswer_90 阅读(44) 评论(0) 推荐(0)
[ARC180E] LIS and Inversion
摘要：DP 优化（ 阅读全文
posted @ 2024-08-27 09:23 WrongAnswer_90 阅读(31) 评论(0) 推荐(0)
[ARC183D] Keep Perfectly Matched
摘要：树的重心，匹配 阅读全文
posted @ 2024-08-26 10:05 WrongAnswer_90 阅读(51) 评论(0) 推荐(0)
[AGC067B] Modifications
摘要：区间 DP 阅读全文
posted @ 2024-08-25 11:15 WrongAnswer_90 阅读(51) 评论(0) 推荐(0)
[ARC176D] Swap Permutation
摘要：矩乘，期望 阅读全文
posted @ 2024-08-24 10:30 WrongAnswer_90 阅读(34) 评论(0) 推荐(0)
[ARC177F] Two Airlines
摘要：DP 优化 阅读全文
posted @ 2024-08-23 21:12 WrongAnswer_90 阅读(24) 评论(0) 推荐(0)
[ARC083F] Collecting Balls
摘要：组合计数，基环树 阅读全文
posted @ 2024-08-23 10:23 WrongAnswer_90 阅读(33) 评论(0) 推荐(0)
[ARC178E] Serval Survival
摘要：组合计数，多项式 阅读全文
posted @ 2024-08-16 10:24 WrongAnswer_90 阅读(23) 评论(0) 推荐(0)
[ARC182E] Sum of Min of Mod of Linear
摘要：万欧 阅读全文
posted @ 2024-08-15 15:15 WrongAnswer_90 阅读(50) 评论(0) 推荐(0)
[ARC182D] Increment Decrement Again
摘要：思维题 阅读全文
posted @ 2024-08-13 09:24 WrongAnswer_90 阅读(75) 评论(2) 推荐(0)
[ARC182F] Graph of Mod of Linear
摘要：数论 阅读全文
posted @ 2024-08-13 08:49 WrongAnswer_90 阅读(30) 评论(0) 推荐(0)
[ARC182C] Sum of Number of Divisors of Product
摘要：组合意义，矩乘 阅读全文
posted @ 2024-08-13 07:32 WrongAnswer_90 阅读(88) 评论(0) 推荐(0)
[ARC179E] Rectangle Concatenation
摘要：DP 优化 阅读全文
posted @ 2024-08-10 19:39 WrongAnswer_90 阅读(27) 评论(0) 推荐(0)

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