题解

• 天梯赛 2021 L3-3 可怜的简单题题解 (26 Feb 2026)
  
• CF1780G Delicious Dessert 题解 (28 Jan 2026)
  
• CF1817C Similar Polynomials 题解 (26 Jan 2026)
  
• QOJ9042 Fast Bogosort 题解 (10 Nov 2025)
  
• FPS24 题解 (04 Nov 2025)
  
• QOJ14548 魔塔题解 (18 Oct 2025)
  
• QOJ2539A Grid Problem 题解 (08 Oct 2025)
  
• QOJ5540 City Hall 题解 (27 Sep 2025)
  
• CF2147F Exchange Queries 题解 (25 Sep 2025)
  
• CF2138D Antiamuny and Slider Movement 题解 (22 Sep 2025)
  
• P12788 [ICPC 2024 Yokohama R] Scheduling 题解 (05 Sep 2025)
  
• 来学累积分布函数 cdf (02 Sep 2025)
  
• CF2113D Cheater (28 Aug 2025)
  
• CF2119D Token Removing (27 Aug 2025)
  
• QOJ12871 k-transpositions (13 Aug 2025)
  
• ARC194D Reverse Brackets (13 Aug 2025)
  
• CF621641A Majsoul (09 Aug 2025)
  
• ARC201E Total Area of Bounding Boxes (09 Aug 2025)
  
• ARC199A Flip Row or Col 2 (07 Aug 2025)
  
• P12621 [NAC 2025] Circle of Leaf 题解 (06 Aug 2025)
  
• ARC197D 祖孙关系题解 (05 Aug 2025)
  
• CF662C Binary Table 题解 (02 May 2025)
  
• 「2020-2021 集训队作业」Yet Another Permutation Problem 题解 (25 Apr 2025)
  
• 序列计数 (14 Nov 2023)
  
• LGP9459 浴眼盯真 题解 (29 Jul 2023)
  
• P9451 [ZSHOI-R1] 新概念报数 题解 (29 Jul 2023)
  
• CF1808C Unlucky Numbers 题解 (17 Jul 2023)
  
• CF732E Sockets 题解 (14 Jul 2023)
  
• CF1360H Binary Median 题解 (12 Jul 2023)
  
• CF1120C Compress String 题解 (13 Jun 2023)
  
• 线段树均摊复杂度 (18 May 2023)
  
• STL 巧题合集 (02 May 2023)
  
• ARC111C Too Heavy 题解 (18 Feb 2023)
  
• ARC120C Swaps 2 题解 (14 Feb 2023)
  
• CF1223E Paint the Tree 题解 (06 Feb 2023)
  
• 模拟赛杂题（树，期望）题解 (07 Jan 2023)
  
• CF865B Ordering Pizza 题解 (06 Jan 2023)
  
• CF893D Credit Card 题解 (05 Jan 2023)
  
• CF1141F2 Same Sum Blocks (Hard) 题解 (18 Nov 2022)
  
• CF707E Garlands 题解 (17 Nov 2022)
  
• CF1181C Flag 题解 (17 Nov 2022)
  
• CF1619G Unusual Minesweeper 题解 (11 Nov 2022)
  
• CF1285D Dr. Evil Underscores 题解 (09 Nov 2022)
  
• CF1276B Two Fairs 题解 (09 Nov 2022)
  
• LGP8671 [蓝桥杯 2018 国 AC] 约瑟夫环题解 (02 Nov 2022)
  
• LeetCode2447 最大公因数等于 K 的子数组数目题解 (25 Oct 2022)
  
• CF1329A Dreamoon Likes Coloring 题解 (11 Oct 2022)
  
• CF222C Reducing Fractions 题解 (06 Sep 2022)
  
• CF1510G Guide 题解 (14 Jul 2022)
  
• CF1030E Vasya and Good Sequences 题解 (14 Jul 2022)
  
• ABC135E Golf 题解 (05 Jul 2022)
  
• ABC132E Hopscotch Addict 题解 (10 Jun 2022)
  
• ABC139E League 题解 (20 May 2022)
  
• CF1451E2 Bitwise Queries (Hard Version) 题解 (16 May 2022)
  
• ABC127C Prison 题解 (29 Mar 2022)
  
• CF1353E K-periodic Garland 题解 (28 Mar 2022)
  
• UVA1632 阿里巴巴 Alibaba 题解 (14 Feb 2022)
  
• SP18202 HG - HUGE GCD 题解 (15 Jan 2022)
  
• 简单的最大值 题解 (25 Dec 2020)
  
• Lamps 题解 (03 Nov 2020)
  
• CF1384A Common Prefixes 题解 (31 Oct 2020)
  
• LGP6353 [COCI2007-2008#3] OKTALNI 题解 (27 Aug 2020)