Archive

RISC-V 平台上编程（一）February 21, 2023
算法竞赛回忆录July 28, 2022
本科第一学期总结January 16, 2022
「2021 CCPC 桂林」J – Suffix AutomatonNovember 15, 2021
Codeforces Round #747 (Div. 2) – 解题报告October 11, 2021
VSCode 中 C/C++ 插件的配置（macOS）August 21, 2021
写在高考前May 16, 2021
AFOAugust 20, 2020
「GDOI2020模拟02.05」生成树 – 题解August 7, 2020
AtCoder Grand Contest 032 – 解题报告August 7, 2020
Lagrange 插值August 5, 2020
NOI 复习专题 – 数据结构August 3, 2020
NOI 复习专题 – DPAugust 3, 2020
P5161:WD与数列 – 题解July 31, 2020
「Codeforces 724F」Uniformly Branched Trees – 题解July 30, 2020
「Codeforces 566C」Logistical Questions – 题解July 30, 2020
「Codeforces 526F」Pudding Monsters – 题解July 30, 2020
「Codeforces 341D」Iahub and Xors – 题解July 30, 2020
AtCoder Grand Contest 033 – 解题报告July 24, 2020
虚树July 23, 2020
AtCoder Grand Contest 035 – 解题报告July 22, 2020
Protected: 历年 NOI 试题报告July 15, 2020
AtCoder Grand Contest 036 – 解题报告July 11, 2020
「Codeforces 653G」Move by Prime – 题解July 9, 2020
「Codeforces 662A」Gambling Nim – 题解July 9, 2020
BZOJ3590:「SNOI2013」Quare – 题解July 9, 2020
AtCoder Grand Contest 038 – 解题报告July 9, 2020
AtCoder Grand Contest 041 – 解题报告July 4, 2020
BZOJ2959:长跑 – 题解July 2, 2020
「Codeforces 461E」Appleman and a Game – 题解July 2, 2020
AtCoder Grand Contest 043 – 解题报告July 2, 2020
「Codeforces 666C」Codeword – 题解July 1, 2020
BZOJ2138:stone – 题解July 1, 2020
「AtCoder Regular Contest 090F」Number of Digits – 题解July 1, 2020
AtCoder Grand Contest 044 – 解题报告July 1, 2020
「QuestOJ」Product – 题解June 30, 2020
「JOISC 2017 Day 2」门票安排 – 题解June 30, 2020
AtCoder Grand Contest 045 – 解题报告June 30, 2020
AtCoder Grand Contest 046 – 解题报告June 30, 2020
Protected: NOI 2020 备战计划June 28, 2020
JXOI 2020 游记June 23, 2020
LibreOJ#6181:某个套路求和题 – 题解June 15, 2020
BZOJ4231:回忆树 – 题解June 15, 2020
AtCoder Regular Contest 074E:RGB Sequence – 题解June 15, 2020
「LibreOJ」#572. 「LibreOJ Round #11」Misaka Network 与求和 – 题解June 11, 2020
「Universal OJ」#311:「UNR #2」积劳成疾 – 题解June 11, 2020
「FZOI」 Round #41 (Div. 0) – 解题报告June 10, 2020
P4542:「ZJOI2011」营救皮卡丘 – 题解June 10, 2020
「Codeforces」900D:Unusual Sequences – 题解June 8, 2020
P4384:「八省联考2018」制胡窜 – 题解June 8, 2020
P4517:「JSOI2018」防御网络 – 题解June 8, 2020
P4559:「JSOI2018」列队 – 题解June 8, 2020
AtCoder Regular Contest 092 解题报告June 5, 2020
「LibreOJ」#2340. 「WC2018」州区划分 – 题解June 5, 2020
「LibreOJ」#6682. 梦中的数论 – 题解June 5, 2020
「QuestOJ」盛大的庆典 – 题解June 5, 2020
「Universal OJ」:#308「UNR #2」 UOJ 拯救计划 – 题解June 5, 2020
「LibreOJ」#6060「2017 山东一轮集训 Day1 / SDWC2018 Day1」Set – 题解June 3, 2020
AtCoder Regular Contest 091 – 解题报告June 3, 2020
「Universal OJ」#310. 「UNR #2」黎明前的巧克力June 2, 2020
「LibreOJ」#2072「JSOI2016」独特的树叶 – 题解June 2, 2020
斯特林数May 26, 2020
「FZOI」 Round #33 (Div. 0) – 解题报告May 20, 2020
Codeforces 1354E:Graph Coloring – 题解May 20, 2020
LibreOJ#3049. 「十二省联考 2019」字符串问题 – 题解May 15, 2020
P3245:「HNOI2016」大数 – 题解May 14, 2020
Codeforces 739E:Gosha is hunting – 题解May 14, 2020
P4338:「ZJOI2018」历史 – 题解May 13, 2020
P5327:「ZJOI2019」语言 – 题解May 12, 2020
P4428:「BJOI2018」二进制 – 题解May 12, 2020
P3349:「ZJOI2016」小星星 – 题解May 12, 2020
P4425:「HNOI/AHOI2018」转盘 – 题解May 11, 2020
P4501:「ZJOI2018」胖 – 题解May 11, 2020
AtCoder Regular Contest 094 – 解题报告May 11, 2020
P5330:「SNOI2019」数论 – 题解May 8, 2020
P5292:「HNOI2019」校园旅行 – 题解May 8, 2020
P4593:「TJOI2018」教科书般的亵渎 – 题解May 8, 2020
P4493:「HAOI2018」字串覆盖 – 题解May 8, 2020
BZOJ3162:独钓寒江雪 – 题解May 8, 2020
P3547:「POI2013」CEN-Price List – 题解May 7, 2020
「Fortuna OJ」May 6 省选 A 组 – 解题报告May 7, 2020
高斯消元May 7, 2020
P4590:「TJOI2018」游园会 – 题解May 7, 2020
P5304:「GXOI/GZOI2019」旅行者 – 题解May 7, 2020
计算几何May 5, 2020
四月份总结May 3, 2020
min25 筛April 28, 2020
HNOI 2018 省队集训 Day 8 – 解题报告April 28, 2020
Codeforces 434E:Furukawa Nagisa’s Tree – 题解April 28, 2020
P3589:「POI2015」KUR – 题解April 27, 2020
P4093:「HEOI2016/TJOI2016」序列 – 题解April 27, 2020
BZOJ5093:「Lydsy1711月赛」图的价值 – 题解April 27, 2020
P4380:「USACO18OPEN」Multiplayer Moo S – 题解April 26, 2020
上下界网络流April 23, 2020
Codeforces 704D:Captain America – 题解April 23, 2020
「Fortuna OJ」Apr 19 省选 A 组 – 解题报告April 20, 2020
「Fortuna OJ」Apr 15 省选组 – 解题报告April 17, 2020
「BZOJ5451 / QuestOJ 2152」字符串 – 题解April 14, 2020
LibreOJ#6072. 「2017 山东一轮集训 Day5」苹果树 – 题解April 9, 2020
「USACO 2018.12 Platinum」解题报告April 9, 2020
雅礼集训 2018 Jan 2nd – 解题报告April 8, 2020
「USACO 2018.01 Platinum」解题报告April 7, 2020
AtCoder Regular Contest 098 – 解题报告April 2, 2020
BZOJ2707:「SDOI2012」走迷宫 – 题解April 1, 2020
BZOJ2554:Color – 题解April 1, 2020
BZOJ2961:共点圆 – 题解April 1, 2020
P4577:「FJOI2018」领导集团问题 – 题解March 31, 2020
Codeforces Round #493 (Div. 1) – 解题报告March 31, 2020
BZOJ3470:Freda’s Walk – 题解March 31, 2020
Universal OJ#450. 「集训队作业2018」复读机 – 题解March 27, 2020
BZOJ4709:「JSOI2011」柠檬 – 题解March 26, 2020
BZOJ3879:SvT – 题解March 26, 2020
AtCoder Regular Contest 099:E~F – 题解March 26, 2020
AtCoder Regular Contest 101F:Robots and Exits – 题解March 26, 2020
LibreOJ#3124. 「CTS2019 | CTSC2019」氪金手游 – 题解March 26, 2020
Universal OJ:#42「清华集训 2014」Sum – 题解March 26, 2020
Codeforces 933E:A Preponderant Reunion – 题解March 26, 2020
BZOJ2555:SubString – 题解March 25, 2020
AtCoder Grand Contest 030F:Permutation and Minimum – 题解March 25, 2020
Codeforces Round #500 (Div. 1) 「based on EJOI」 – 解题报告March 25, 2020
Codeforces 1172E:Nauuo and ODT – 题解March 24, 2020
POI 选做March 23, 2020
Codeforces Round #503 (by SIS, Div. 1) – 解题报告March 23, 2020
Universal OJ#62. 「UR #5」怎样跑得更快 – 题解March 21, 2020
LibreOJ#3144. 「APIO 2019」奇怪装置 – 题解March 21, 2020
爆炸总结March 21, 2020
LibreOJ#6374. 「SDWC2018 Day1」网格 – 题解March 18, 2020
Lyft Level 5 Challenge 2018 – Final Round (Open Div. 1) – 解题报告March 18, 2020
AtCoder Grand Contest 028E:High Elements – 题解March 16, 2020
「LibreOJ NOI Round #2」不等关系 – 题解March 16, 2020
Codeforces Round #511 (Div. 1) – 解题报告March 16, 2020
「FZOI」OI 周赛 #6 Div.0 – 题解March 14, 2020
Codeforces Round #522 (Div. 1, based on Technocup 2019 Elimination Round 3) – 解题报告March 10, 2020
LibreOJ#2353. 「NOI2007」货币兑换 – 题解March 9, 2020
LibreOJ#3077. 「2019 集训队互测 Day 4」绝目编诗 – 题解March 8, 2020
BZOJ4833:「Lydsy1704月赛」最小公倍佩尔数 – 题解March 6, 2020
Codeforces Round #526 (Div. 1) – 解题报告March 6, 2020
LibreOJ#2548:「JSOI2018」绝地反击 – 题解March 4, 2020
Codeforces Round #534 (Div. 1) – 解题报告March 4, 2020
二月份总结March 3, 2020
P5169:xtq的异或和 – 题解February 17, 2020
Codeforces Round #620 (Div. 2) – 解题报告February 17, 2020
单位根反演February 8, 2020
P3978:「TJOI2015」概率论 – 题解February 8, 2020
多项式开根February 6, 2020
一月份总结February 4, 2020
「杂题集」一月下旬February 2, 2020
To be flexibleJanuary 26, 2020
「Fortuna OJ」Jan 13-14 题集January 14, 2020
「Fortuna OJ」Jan 12 省选组 – 解题报告January 12, 2020
「Fortuna OJ」Jan 11 省选组 – 解题报告January 11, 2020
「国家集训队 2011 扬天」解题报告January 11, 2020
「Fortuna OJ」Jan 10 省选组 – 解题报告January 10, 2020
BZOJ3658:Jabberwocky – 题解January 9, 2020
「Fortuna OJ」Jan 9 – Group A 解题报告January 9, 2020
最值卷积的一种实现方式January 8, 2020
线段树实现区间除和开方January 4, 2020
LibreOJ 2187:「SHOI2014」三叉神经树 – 题解January 4, 2020
P2597:「ZJOI2012」灾难 – 题解January 4, 2020
Yali 模拟赛 #1 – 解题报告January 2, 2020
2019 年度总结 & Flags on 2020December 31, 2019
Codeforces 1240D: Stack Exterminable Arrays 题解December 30, 2019
扩展最值反演｜Extended Min-Max InversionDecember 27, 2019
快速沃尔什变换｜FWTDecember 27, 2019
P3346:「ZJOI2015」诸神眷顾的幻想乡 – 题解December 25, 2019
P3704:「SDOI2017」数字表格 – 题解December 25, 2019
P5221:Product 题解December 25, 2019
Codeforces Round #609 (Div. 1) – 解题报告December 25, 2019
AtCoder Grand Contest 002E – Leftmost Ball 题解December 24, 2019
AtCoder Grand Contest 001E – BBQ Hard 题解December 23, 2019
UOJ#275:「清华集训2016」组合数问题 – 题解December 23, 2019
后缀自动机 | SAMDecember 22, 2019
HNOI 2018 省队集训 Day 1 – 解题报告December 20, 2019
QuestOJ 2018 – Girls 题解December 19, 2019
笛卡尔树December 18, 2019
Codeforces 981H: K Paths 题解December 18, 2019
BZOJ3527:「ZJOI2014」力December 13, 2019
「杂题集」- 2019年12月9日December 9, 2019
AC 自动机 | Aho-Corasick AutomatonDecember 5, 2019
CSP-S2 江西重赛小结December 2, 2019
CSP-S2 游记 & 总结November 18, 2019
P2125:图书馆书架上的书题解November 12, 2019
Yali CSP-S 2019 模拟赛 – 算式树November 1, 2019
牛客CSP-S提高组赛前集训营 2 – 解题报告November 1, 2019
「CEOI2011」Traffic 题解November 1, 2019
P4320:道路相遇题解November 1, 2019
「Codeforces 510D」Fox And Jumping 题解November 1, 2019
P3423:「POI2005」BAN-Bank Notes 题解October 30, 2019
Codeforce 708C:Centroids 题解October 30, 2019
牛客 CSP-S 提高组赛前集训营 1 – 解题报告October 30, 2019
Codeforces 1247D:Power Products 题解October 26, 2019
P3615:如厕计划题解October 26, 2019
01背包的前 k 优解问题October 23, 2019
「Universal OJ Round #3」核聚变反应强度 – 题解October 21, 2019
「POI2014」MRO-Ant colony 题解October 21, 2019
树上启发式合并 | DSU on treeOctober 21, 2019
Codeforces 1239A:Ivan the Fool and the Probability Theory 题解October 21, 2019
「杂题集」- 2019年10月16日October 16, 2019
阶段性总结：十月中October 16, 2019
Codeforces 1174D:Ehab and the Expected XOR Problem 题解October 15, 2019
「NOIp 2012 疫情控制」题解October 13, 2019
「牛客 OI 周赛2 – 提高组」解题报告October 13, 2019
Protected: CSP-S 2019 复习October 12, 2019
NOIp 2016 解题报告October 9, 2019
NOIp 2017 解题报告October 8, 2019
NOIp 2018 解题报告October 8, 2019
生成函数 | Generating FunctionOctober 7, 2019
贪心专题October 7, 2019
「杂题集」- 2019年10月1日October 2, 2019
「杂题集」- 2019年9月25日September 26, 2019
「杂题集」- 2019年9月21日September 21, 2019
「POI2007」BIU-Offices 题解September 21, 2019
「杂题集」- 2019年9月19日September 20, 2019
「2018泉州国庆集训#5」 – 解题报告September 18, 2019
「Codeforces 762E」Radio Stations 题解September 16, 2019
「Fortuna OJ」4605 – 排序 sort 题解September 16, 2019
「2018泉州国庆集训#4」 – 解题报告September 15, 2019
「2018泉州国庆集训#3」 – 解题报告September 15, 2019
「Fortuna OJ」6352 – 给(ca)题解September 15, 2019
「Codeforces 1206D」Shortest Path 题解September 15, 2019
「Codeforces 1204E」Natasha, Sasha and the Prefix Sums 题解September 13, 2019
「2018泉州国庆集训#2」 – 解题报告September 12, 2019
Educational Codeforces Round 71 Div.2 解题报告 (CF1207)September 12, 2019
POJ1639:Picnic Planning 题解September 11, 2019
「2018泉州国庆集训#1」 – 解题报告September 11, 2019
Educational Codeforces Round 72 Div. 2 解题报告 (CF1217)September 11, 2019
夏季总结August 25, 2019
「Libre OJ」6014「网络流 24 题」最长 k 可重区间集题解August 24, 2019
P4556:「Vani有约会」雨天的尾巴题解August 24, 2019
「Fortuna OJ」4682「GDOI2017模拟8.11」生物学家August 24, 2019
「Fortuna OJ」4681「GDOI2017模拟」8.11选择August 24, 2019
P4091:「HEOI2016/TJOI2016」求和题解August 22, 2019
BZOJ 4671:异或图题解August 22, 2019
「Fortuna OJ」Aug 21 – Group A 解题报告August 21, 2019
「Fortuna OJ」4606 – 序列 / HEOI 2016 SequenceAugust 19, 2019
「Fortuna OJ」Aug 18th – Group A 解题报告August 18, 2019
LCT 的一类题目August 17, 2019
「Fortuna OJ」Aug 13th – Group A 解题报告August 13, 2019
「Fortuna OJ」Aug 12th – Group A 解题报告August 12, 2019
「Fortuna OJ」Aug 10th – Group A 解题报告August 10, 2019
「Fortuna OJ」Aug 9th – Group A 解题报告August 9, 2019
「Fortuna OJ」Aug 7th – Group A 解题报告August 9, 2019
P3211:「HNOI2011」XOR和路径题解August 7, 2019
「Fortuna OJ」Aug 5th – Group A 解题报告August 5, 2019
「Fortuna OJ」Aug 4th – Group A 解题报告August 4, 2019
「Fortuna OJ」Aug 2nd – Group A 解题报告 / 集训队互测 2012 「李超」August 2, 2019
二项式反演August 2, 2019
「Fortuna OJ」Aug 1st – Group A 解题报告August 1, 2019
反演基础July 31, 2019
泰勒展开July 29, 2019
P3317:「SDOI2014」重建题解July 19, 2019
P3345:「ZJOI2015」幻想乡战略游戏题解July 12, 2019
「Fortuna OJ」Jul 11th – Group B 解题报告July 11, 2019
BZOJ 3456:城市规划题解July 10, 2019
「Fortuna OJ」Jul 10th – Group B 解题报告July 10, 2019
多项式求逆July 10, 2019
多项式乘法 & 快速傅立叶变换July 9, 2019
「Fortuna OJ」Jul 8th – Group B 解题报告July 8, 2019
「Fortuna OJ」Jul 5th – Group A 解题报告 / 集训队互测 2013July 7, 2019
网络流July 6, 2019
「Fortuna OJ」Jul 6th – Group B 解题报告July 6, 2019
「Fortuna OJ」Jul 4th – Group A 解题报告July 6, 2019
「Fortuna OJ」Jul 5th – Group B 解题报告July 5, 2019
错题集June 22, 2019
五月份总结June 3, 2019
线性基学习笔记May 8, 2019
P3313:「SDOI2014」旅行题解May 7, 2019
P4899:「IOI2018」 werewolf 狼人题解May 6, 2019
主席树总结May 6, 2019
Kruskal 重构树May 5, 2019
P3980:「NOI2008」志愿者招募题解May 5, 2019
P2604:「ZJOI2010」网络扩容题解May 5, 2019
四月份总结May 4, 2019
LibreOJ 3096:「SNOI2019」数论题解April 30, 2019
P1447:「NOI2010」能量采集题解April 29, 2019
P3172:「CQOI2015」选数题解April 28, 2019
P3768:简单的数学题题解April 28, 2019
莫比乌斯反演与杜教筛April 27, 2019
P3312:「SDOI2014」数表题解April 25, 2019
P3830:「SHOI2012」随机树题解April 24, 2019
P3239:「HNOI2015」亚瑟王题解April 22, 2019
「Codeforces 113D」Museum 题解April 22, 2019
BZOJ2298:「HAOI2011」problem a 题解April 20, 2019
BZOJ1013:「JSOI2008」球形空间产生器题解April 20, 2019
Educational DP Contest : O – Matching 题解April 19, 2019
P2564:「SCOI2009」生日礼物题解April 18, 2019
BZOJ4361:isn 题解April 18, 2019
BZOJ4665:小 w 的喜糖题解April 18, 2019
Cayley 定理 & 扩展 Cayley 定理April 17, 2019
Codeforces Round #539 (Div. 2) 解题报告 (CF1113)April 17, 2019
Educational Codeforces Round 59 解题报告 (CF1107)April 16, 2019
P1600:天天爱跑步题解April 16, 2019
单调队列学习笔记April 16, 2019
二次剩余学习笔记April 15, 2019
Miller-Rabin & Pollard-Rho 算法笔记April 15, 2019
Codeforces Round #551 (Div. 2) 解题报告 (CF1153)April 15, 2019
LibreOJ 6007:「网络流 24 题」方格取数题解April 14, 2019
「Codeforces 1138D」Camp Schedule 题解April 14, 2019
CH4701:天使玩偶题解April 12, 2019
P2154:「SDOI2009」虔诚的墓主人题解April 11, 2019
NOI 2019 省队选拔赛之十二省联考解题报告April 11, 2019
P3801:红色的幻想乡题解April 11, 2019
Codeforces Round #549 (Div. 2) 解题报告 (CF1143)April 11, 2019
Codeforces 1136D:Nastya Is Buying Lunch 题解April 9, 2019
Codeforces Round #548 (Div. 2) 解题报告 (CF1139)April 8, 2019
P1450:「HAOI2008」硬币购物题解April 8, 2019
树上差分April 7, 2019
P1829:「国家集训队」Crash 的数字表格题解April 3, 2019
P3327:「SDOI2015」约数个数和题解April 3, 2019
P2257:YY 的 GCD 题解April 1, 2019
LibreOJ 6005:「网络流 24 题」最长递增子序列题解April 1, 2019
三月份总结 & 新阶段的开始March 31, 2019
被文化课吊打 & 佛系应对新政策March 18, 2019
「Fortuna OJ」Mar 8th – Group A 解题报告March 14, 2019
中山纪念中学游记March 8, 2019
POJ1741:Tree 题解March 7, 2019
「Fortuna OJ」Mar 7th – Group A 解题报告March 7, 2019
P3924:康娜的线段树题解March 6, 2019
Codeforces 1106F:Lunar New Year and a Recursive Sequence 题解March 6, 2019
「Fortuna OJ」Mar 5th – Group A 解题报告March 5, 2019
「Fortuna OJ」Mar 4th – Group A 解题报告March 4, 2019
二月份总结March 2, 2019
「Fortuna OJ」Mar 2nd – Group A 解题报告March 2, 2019
P3628:「APIO2010」特别行动队题解 & 斜率优化分析February 27, 2019
BZOJ3450:Easy 题解February 26, 2019
Educational DP Contest : M – Candies 题解February 26, 2019
「Fortuna OJ」Feb 26th – Group A 解题报告February 26, 2019
「Fortuna OJ」Feb 25th – Group A 解题报告February 25, 2019
Microsoft on MWC 2019 – 观后感February 25, 2019
CH3801:Rainbow 的信号题解February 22, 2019
BZOJ1101:「POI2007」Zap 题解February 22, 2019
Codeforces 451E:Devu and Flowers 题解February 22, 2019
POJ2480:Longge’s Problem 题解February 22, 2019
U63113:入侵 – 又名「XG 的数学题」February 21, 2019
POJ1037:A decorative fence 题解February 21, 2019
CH3401:石头游戏题解February 21, 2019
CH3602:Counting Swaps 题解February 21, 2019
POJ1737:Connected Graph 题解February 20, 2019
「Codeforces 559C」Gerald and Giant Chess 题解February 20, 2019
Educational DP Contest : I – Coins 题解February 19, 2019
Educational DP Contest : J – Sushi 题解February 19, 2019
BZOJ2818:GCD 题解February 19, 2019
P3914:染色计数题解February 19, 2019
POJ2891:Strange Way to Express Integers 题解February 19, 2019
P1072:Hankson 的趣味题题解February 18, 2019
BZOJ1257:「CQOI2007」余数之和题解February 18, 2019
P1108:低价购买题解February 18, 2019
P1415:拆分数列题解February 17, 2019
LibreOJ 6003:「网络流 24 题」魔术球题解February 16, 2019
「Fortuna OJ」Feb 16th – Group B 解题报告February 16, 2019
「Fortuna OJ」绕圈跑题解February 15, 2019
「Fortuna OJ」三条线题解February 15, 2019
「Fortuna OJ」Feb 15th – Group B 解题报告February 15, 2019
LibreOJ 6002:「网络流 24 题」最小路径覆盖题解February 11, 2019
LibreOJ 6001:「网络流 24 题」太空飞行计划题解February 11, 2019
李超树February 10, 2019
OI 中的组合数学February 10, 2019
淄博游记February 8, 2019
P4316:绿豆蛙的归宿题解February 3, 2019
「Codeforces 280C」Game on Tree 题解February 2, 2019
概率 & 数学期望February 2, 2019
一月份总结February 1, 2019
初级数论January 30, 2019
P3846:「TJOI2007」可爱的质数题解January 30, 2019
P2891:「USACO2007OPEN」吃饭 Dining 题解January 29, 2019
HDU3062:Party 题解January 29, 2019
图论学习笔记January 29, 2019
POJ3041:「USACO2006NOV」Asteriod 题解January 29, 2019
BZOJ2140:稳定婚姻题解January 29, 2019
P4149:「IOI2011」Race 题解January 28, 2019
分治 & 分块学习笔记January 28, 2019
数颜色题解January 27, 2019
BZOJ1176:「Balkan2007」Mokia 题解January 27, 2019
「SDOI2016」游戏题解January 27, 2019
「APIO2012」派遣题解January 27, 2019
复活January 24, 2019
记在期末考试和退役之前January 23, 2019
文化课啊，我颓爆January 17, 2019
P3773:「CTSC2017」吉夫特题解January 8, 2019
鄙人之代码规范January 7, 2019
现在，我已进入半退役状态January 7, 2019
P1069:细胞分裂题解January 4, 2019
P2501:「HAOI2006」数字序列题解January 1, 2019
2018 年度总结January 1, 2019
P3899:「湖南集训」谈笑风生题解December 27, 2018
POJ2104:K-th Number 题解December 27, 2018
十二月份总结December 27, 2018
P2414:「NOI2011」阿狸的打字机题解December 26, 2018
P2444:「POI2000」病毒题解December 26, 2018
P2002:消息扩散题解December 25, 2018
HDU2222:Keywords Search 题解December 25, 2018
P2106:Sam 数题解December 24, 2018
P3233:「HNOI2014」世界树题解December 24, 2018
长沙游记December 23, 2018
P2577:「ZJOI2005」午餐题解December 22, 2018
用单调队列优化动态规划December 21, 2018
Codeforces 2B:The least round way 题解December 21, 2018
CH5105:Cookies 题解December 20, 2018
P2831:愤怒的小鸟题解December 20, 2018
P1522:牛的旅行 Cow Tours 题解December 20, 2018
P2051:「AHOI2009」中国象棋题解December 19, 2018
CH3101:阶乘分解题解December 18, 2018
POJ1417:True Liars 题解December 18, 2018
2018 末 · 雅礼集训December 18, 2018
POJ1167:「IOI 1994」The Buses 题解December 13, 2018
CCF NOIp 2009:靶形数独题解December 12, 2018
CH2601:电路维修题解December 11, 2018
POJ3322:Bloxorz I 题解December 10, 2018
POJ1011:Sticks 题解 & 剪枝典例December 8, 2018
POJ3074:Sudoku 题解December 7, 2018
BZOJ2288:生日礼物题解December 7, 2018
P1801:黑匣子题解December 6, 2018
POJ2185:Milking Grid 题解December 5, 2018
十一月份总结December 3, 2018
CH1803:City Game 题解December 3, 2018
P2168:「NOI2015」荷马史诗题解December 3, 2018
T44990:不认识题解December 1, 2018
POJ2442:Sequence 题解November 30, 2018
CH1602:The XOR Largest Pair 题解November 29, 2018
POJ1961:Period 题解November 29, 2018
CH1402:后缀数组题解November 28, 2018
P2110:欢总喊楼记题解November 27, 2018
CH1401:兔子与兔子题解与字符串哈希November 26, 2018
CH1201:最大子序和题解November 25, 2018
POJ2054:Color a Tree 题解November 22, 2018
CH0601:Genius ACM 题解November 20, 2018
NOIp 2018 总结November 11, 2018
P2898:「USACO08JAN」haybale猜测题解November 9, 2018
P1666:前缀单词题解November 9, 2018
P1966:火柴排队题解November 7, 2018
数学期望和其线性性质November 7, 2018
P2915:「USACO08NOV」奶牛混合起来题解November 5, 2018
十月份暨AC100题总结November 4, 2018
P1896:「SCOI2005」互不侵犯题解November 3, 2018
P2014:选课题解November 3, 2018
P1373:小a和uim之大逃离题解November 1, 2018
P1352:没有上司的舞会题解November 1, 2018
P1841:「JSOI2007」重要的城市题解October 31, 2018
P1052:过河题解October 31, 2018
P1156:垃圾陷阱October 31, 2018
P1594:护卫队题解October 31, 2018
P1070:道路游戏题解October 28, 2018
P2279:「HNOI2003」消防局的设立题解October 28, 2018
P1137:旅行计划题解October 26, 2018
P1122:最大子树和题解October 25, 2018
P2678:跳石头题解 & 二分答案原理October 24, 2018
糟透了的十月October 24, 2018
P1351:联合权值题解October 23, 2018
P1141:01迷宫题解October 23, 2018
NOIp 2018 初赛记录October 13, 2018
Dilworth 定理和拦截导弹问题October 12, 2018
2018 运动会记October 2, 2018
开始写文章了October 1, 2018