07-20 【网络流24题-10】洛谷P1251 餐巾计划问题 07-19 2019多校J Fraction Comparision 07-19 2019多校第一场E ABBA 07-19 2019多校第一场A Equivalent Prefixes 07-19 2019牛客暑假多校第一场E ABBA 07-19 2019牛客暑假多校第一场A Equivalent Prefixes 07-17 【网络流24题-9】洛谷P2774 方格取数问题 07-16 【网络流24题-7】洛谷P2763 试题库问题 07-16 【网络流24题-6】洛谷P2766 最长不下降子序列问题 07-16 【网络流24题-5】洛谷P3254 圆桌问题 07-15 【网络流24题-4】洛谷P2765 魔术球问题 07-14 【网络流24题-3】洛谷P2764 最小路径覆盖问题 07-13 【网络流24题-2】洛谷P2762 太空飞行计划问题 07-12 【网络流24题-1】洛谷P2756 飞行员配对方案问题 07-09 51nod 1593 公园晨跑 05-29 HDU6333 Harvest of Apples 05-28 洛谷P2617 Dynamic Rankings 05-27 BZOJ3262 陌上花开 05-26 HDU6540 Neko and tree 05-26 HDU6321 Dynamic Graph Matching 05-26 柏拉图《会饮篇》阅读笔记 05-22 HDU6331 Walking Plan 05-21 HDU4578 Transformation 05-21 洛谷P3373 【模板】线段树 2 05-21 HDU6315 Naive Operations 05-14 洛谷P4315 月下“毛景树” 05-14 UVA11992 Fast Matrix Operations 05-13 CodeVS3044 矩形面积求并 05-11 BZOJ2243 [SDOI2011]染色 05-11 UOJ#128. 【NOI2015】软件包管理器 05-11 洛谷P3384 【模板】树链剖分 05-10 BZOJ2120 数颜色 05-10 HDU6487 Overflow 05-09 HDU6485 Similar Strings 05-08 HDU6482 A Path Plan 05-08 HDU6483 A Sequence Game 05-08 BZOJ2038 [2009国家集训队]小Z的袜子(hose) 05-06 洛谷P1169 [ZJOI2007]棋盘制作 04-30 HDU4333 Revolving Digits 04-29 2019华工软院赛H.HRY and tree 04-29 2019华工软院赛F.HRY and balls 04-29 2019华工软院E. HRY and array 04-29 2019华工软院赛 B.HRY and codefire 04-23 HDU5306 Gorgeous Sequence 04-19 Runes 04-17 2019华工校赛 F.翻牌游戏 04-17 2019华工校赛H .Parco_Love_GCD 04-14 2019华工校赛 A.NB群友 04-12 Grid Coloring 04-12 Fear Factoring 04-10 UVA1401 Remember the Word 04-07 Codeforces407C Curious Array 04-06 Gym101845 B.Binary Strings 04-04 Gym101845 A.Apple Trees 04-03 Gym101845L.L-shapes 04-02 Codeforces405 E Graph Cutting 03-31 Codeforces425C Sereja and Two Sequences 03-31 精品文章收藏 03-29 Codeforces 426D Sereja and Table 03-29 Codeforces427D Match & Catch 03-28 Codeforces427E Police Patrol 03-28 Codeforces421C Online Meeting 03-27 Codeforces 425 A Sereja and Swaps 03-22 Codeforces405D Toy Sum 03-22 Codeforces403B Upgrading Array 03-22 ?OJ 集合子集不能拼出的最小数 03-21 Codeforces 404E Maze 1D 03-20 Codeforces414C Mashmokh and Reverse Operation 03-20 Codeforces414D. Mashmokh and Water Tanks 03-17 Codeforces402E Strictly Positive Matrix 03-17 Codeforces404D Minesweeper 1D 03-17 Codeforces407B. Long Path 03-17 Codeforces405C. Unusual Product 03-17 Codeforces405 B. Domino Effect 03-12 POJ2411 Mondriaan's Dream 03-12 ZOJ3471 Most Powerful 03-12 POJ2288 Islands and Bridges 03-10 Codeforces1138B Circus 03-10 Codeforces400E Inna and Binary Logic 03-08 Codeforces401D Roman and Numbers 03-07 Codeforces400D Dima and Bacteria 03-07 Codeforces723F st-Spanning Tree 03-05 HDU3001 Travelling 03-05 POJ3311 Hie with the Pie 03-03 洛谷P2051 [AHOI2009]中国象棋 03-03 洛谷P2704 [NOI2001]炮兵阵地 03-02 洛谷P1896 [SCOI2005]互不侵犯 03-02 洛谷P1879 [USACO06NOV]玉米田Corn Fields 02-28 51Nod1588 幸运树 02-28 洛谷P2458 [SDOI2006]保安站岗 02-28 洛谷P1273 有线电视网 02-27 洛谷P1272 重建道路 02-27 洛谷P1122 最大子树和 02-27 Codeforces767C Garland 02-24 [USACO18OPEN]Out of Sorts P 02-24 Codeforces1131D Gourmet choice 02-22 [USACO18OPEN]Out of Sorts S & Out of Sorts G 02-22 [USACO18OPEN]Lemonade Line 02-22 [USACO18OPEN]Milking Order 02-20 LightOJ - 1282 Leading and Trailing 02-20 HDU1506 Largest Rectangle in a Histogram 02-20 POJ2823 Sliding Window 02-20 POJ2431 Expedition 02-20 HDU2604 Queuing 02-19 Hoofball 02-19 [USACO18FEB]Snow Boots S 02-19 [USACO18FEB]Directory Traversal 02-19 [USACO18FEB]Taming the Herd 02-18 HDU2256 Problem of Precision 02-18 POJ2750 Potted Flower 02-18 POJ2777 Count Color 02-17 [USACO18DEC]Convention II 02-17 [USACO18DEC]Teamwork 02-17 [USACO18DEC]Convention 02-17 [USACO18DEC]Fine Dining 02-17 [USACO18DEC]Cowpatibility 02-15 POJ2796 Feel Good 02-13 洛谷P2279-HNOI2003 消防局的设立 02-11 Codeforces1114 D. Flood Fill 02-11 Codeforces1114 C Trailing Loves (or L'oeufs?) 02-10 2019 GDUT Winter Training III 02-10 Codeforces-55D Beautiful numbers 02-10 HDU-2089 不要62 02-10 HDU-3555 Bomb 02-10 HDU-4734 F(x) 02-10 HDU-3709 Balanced Number 02-10 POJ-3252 Round Numbers 02-09 POJ2773 Happy 2006 02-09 POJ3904 Sky Code 02-08 HUD4135 Co-prime 02-08 Codeforces1110C Meaningless Operations 02-08 Codeforces1110E Magic Stones 02-08 Codeforces1110B. Tape 02-07 HDU3037 Saving Beans 02-07 HDU5698 瞬间移动 02-07 ZOJ3557 How Many Sets II 02-06 hdu3944 DP？ 02-06 CodeForces - 1108F MST Unification 02-05 Codeforces 1108 E2 Array and Segments (Hard version) 02-05 基础数论小结 02-05 判断一个图是否有环 02-05 国家集训队论文分类整理（转） 02-05 noip2015day1t2 信息传递 02-05 noip2015day2t1 跳石头 02-05 记一些小技巧 02-05 2019 GDUT Winter Training IV 02-05 cf Beautiful Numbers 02-04 HDU5222 Exploration 02-04 poj1511 Invitation Cards 02-04 poj-1724 ROADS 02-04 POJ - 3177 Redundant Paths 02-04 Creative Snap 02-04 Average Superhero Gang Power 02-03 计蒜客 百度地图导航 02-03 Okabe and City 02-01 Popular Cows 02-01 Lunar New Year and a Wander 01-30 cf Volleyball 01-27 Vasya and Binary String 01-27 Roadblocks 01-27 Merge Sort 01-27 Compression 01-26 New Year Book Reading 01-26 Nephren gives a riddle 01-24 k-rounding 01-23 Grid game 01-23 Game with string 01-22 Metropolis 01-21 洛谷P1220 关路灯 01-20 Ayoub and Lost Array 01-20 Resource Distribution 01-20 Peter and Snow Blower 01-20 Lawnmower 01-19 Hills 01-18 2019 GDUT Winter Training II 01-18 Flipping Coins 01-18 Discovering Gold 01-18 Jury Compromise 01-16 2019 GDUT Winter Training I 01-16 Expanding Rods 01-16 AND Graph 01-16 Safe Path 01-16 洛谷P1120 小木棍 ［数据加强版］ 01-14 洛谷P1373 小a和uim之大逃离 01-13 洛谷P1156 垃圾陷阱 01-12 hdu3031 N Knight 01-12 hdu1875 畅通工程再续 01-12 记一些智障错误 01-08 广工3xian退役贴（转） 01-05 洛谷P1314 聪明的质监员 01-05 洛谷P1080 国王游戏 01-04 洛谷P1074 靶形数独 01-02 洛谷P1092 虫食算 01-02 洛谷P1040 加分二叉树 01-02 洛谷P1019 单词接龙 01-01 洛谷P1045 麦森数 01-01 洛谷P1017 进制转换