做题记录

12-31

P5666 [CSP-S2019] 树的重心

12-26

P7518 [省选联考 2021 A/B 卷] 宝石

12-25

P7920 [Kubic] Permutation

12-22

CF1606F Tree Queries

12-21

CF1276D Tree Elimination

12-19

acw286 分级

P4084 [USACO17DEC]Barn Painting G

P6147 [USACO20FEB]Delegation G

12-18

P1939 【模板】矩阵加速（数列）

P3390 【模板】矩阵快速幂

P1108 低价购买

P1514 [NOIP2010 提高组] 引水入城

P1771 方程的解

12-15

P1169 [ZJOI2007]棋盘制作

12-14

P1558 色板游戏

12-12

CF1192B Dynamic Diameter

P1600 [NOIP2016 提高组] 天天爱跑步

12-11

CF1608

A - Find Array

B - Build the Permutation

C - Game Master

12-10

P1438 无聊的数列

P3401 洛谷树

12-09

P5200 [USACO19JAN]Sleepy Cow Sorting G

P1382 楼房

12-08

P3313 [SDOI2014]旅行

12-07

P4556 [Vani有约会]雨天的尾巴 /【模板】线段树合并

12-05

P2680 [NOIP2015 提高组] 运输计划

P1099 [NOIP2007 提高组] 树网的核

12-03

CF600E Lomsat gelral

P1600 [NOIP2016 提高组] 天天爱跑步

12-02

P2486 [SDOI2011]染色

11-30

P3384 【模板】轻重链剖分/树链剖分

11-28

P2590 [ZJOI2008]树的统计

11-26

CF1614

A - Divan and a Store

B - Divan and a New Project

C - Divan and bitwise operations

D1 - Divan and Kostomuksha (easy version)

11-21

P1368 【模板】最小表示法

P3805 【模板】manacher 算法

NOIP 2021

P7961 [NOIP2021] 数列

P7960 [NOIP2021] 报数

11-19

P3941 入阵曲

CF1607(VP)

A-Linear Keyboard

B-Odd Grasshopper

C-Minimum Extraction

D-Blue-Red Permutation

E-Robot on the Board 1

F-Robot on the Board 2

11-18

CF1516(VP)

A-Tit for Tat

B-AGAGA XOOORRR

C-Baby Ehab Partitions Again

D-Cut

11-17

P1373 小a和uim之大逃离

P3942 将军令

P2279 [HNOI2003]消防局的设立

CF1542(VP)

A-Odd Set

B-Plus and Multiply

C-Strange Function

D-Priority Queue

E1-Abnormal Permutation Pairs (easy version)

E2-Abnormal Permutation Pairs (hard version)

11-16

P4428 [BJOI2018]二进制

11-14

P3375 【模板】KMP字符串匹配

CF1589(VP)

A-Mathematical Addition

B-Coloring Rectangles

C-Two Arrays

D-Guess the Permutation

E-Game with Stones

11-12

CF1602(VP)

A-Two Subsequences

B-Divine Array

C-Array Elimination

D-Frog Traveler

CF1612

A - Distance

B - Special Permutation

C - Chat Ban

D - X-Magic Pair

11-11

P2922 [USACO08DEC]Secret Message G

P3879 [TJOI2010]阅读理解

CF1543(VP)

A-Exciting Bets

B-Customising the Track

C-Need for Pink Slips

D1-RPD and Rap Sheet (Easy Version)

D2-RPD and Rap Sheet (Hard Version)

11-09

P4408 [NOI2003] 逃学的小孩

11-07

CF1285D Dr. Evil Underscores

CF1582(VP)

A-Luntik and Concerts

B-Luntik and Subsequences

C-Grandma Capa Knits a Scarf

D-Vupsen, Pupsen and 0

E-Pchelyonok and Segments

F1-Korney Korneevich and XOR (easy version)

F2-Korney Korneevich and XOR (hard version)

11-05

P1269 信号放大器

P1273 有线电视网

11-04

P1266 速度限制

11-03

P1174 打砖块

CSP-S/J 2021

P7911 [CSP-J 2021] 网络连接

P7912 [CSP-J 2021] 小熊的果篮

P7909 [CSP-J 2021] 分糖果

P7910 [CSP-J 2021] 插入排序

P7914 [CSP-S 2021] 括号序列

P7913 [CSP-S 2021] 廊桥分配

P7915 [CSP-S 2021] 回文

10-22

P5377 [THUPC2019]鸽鸽的分割

10-21

P6569 [NOI Online #3 提高组] 魔法值

P7514 [省选联考 2021 A/B 卷] 卡牌游戏

P7514 [省选联考 2021 A/B 卷] 卡牌游戏

P6189 [NOI Online #1 入门组] 跑步

CF1523E Crypto Lights

CF1270F Awesome Substrings

CF1305F Kuroni and the Punishment

CF1286B Numbers on Tree

10-20

P6190 [NOI Online #1 入门组] 魔法

CF1307F Cow and Vacation

CF1305F Kuroni and the Punishment

CF1304F2 Animal Observation (hard version)

CF1528C Trees of Tranquillity

CF1304F2 Animal Observation (hard version)

CF1299C Water Balance

10-19

P1156 垃圾陷阱

P1171 售货员的难题

P7321 「PMOI-4」猜排列

P7322 「PMOI-4」排列变换

P7150 [USACO20DEC] Stuck in a Rut S

CF1303D Fill The Bag

P1380 T型骨牌

10-18

P7320 「PMOI-4」可怜的团主

P5833 [USACO19DEC]Livestock Lineup B

CF1307E Cow and Treats

CF1296E2 String Coloring (hard version)

CF1304E 1-Trees and Queries

10-17

CF1594E2 Rubik's Cube Coloring (hard version)

CF1594E1 Rubik's Cube Coloring (easy version)

CF1304D Shortest and Longest LIS

CF12E Start of the season

CF1553E Permutation Shift

P1270 “访问”美术馆

P3125 [USACO15OPEN]Bessie's Birthday Buffet S

P1272 重建道路

CF1604

A - Era

B - XOR Specia-LIS-t

C - Di-visible Confusion

10-16

P1268 树的重量

CF1586A - Windblume Ode

CF1593F Red-Black Number

10-14

P6570 [NOI Online #3 提高组] 优秀子序列

P5838 [USACO19DEC]Milk Visits G

P6150 [USACO20FEB] Clock Tree S

P7519 [省选联考 2021 A/B 卷] 滚榜

CF1527E Partition Game

CF1280C Jeremy Bearimy

10-13

CF1593

A - Elections

B - Make it Divisible by 25

C - Save More Mice

D1 - All are Same

CF815C Karen and Supermarket

CF1500D Tiles for Bathroom

CF1280D Miss Punyverse

10-12

P1248 加工生产调度

P4161 [SCOI2009]游戏

P1660 数位平方和

P5021 [NOIP2018 提高组] 赛道修建

P6748 『MdOI R3』Fallen Lord

P6280 [USACO20OPEN]Exercise G

10-11

P7888 「MCOI-06」Distinct Subsequences

10-08

P1220 关路灯

P1119 灾后重建

P1131 [ZJOI2007] 时态同步

P1136 迎接仪式

CF1513E Cost Equilibrium

10-07

P6186 [NOI Online #1 提高组] 冒泡排序

P6477 [NOI Online #2 提高组] 子序列问题

CF1288D Minimax Problem

10-06

CF1569B Chess Tournament

T197746 不想爬坡

CF1569B Chess Tournament

CF1592(VP)

A-Gamer Hemose

B-Hemose Shopping

C-Bakry and Partitioning

10-05

CF1572B Xor of 3

CF1566E Buds Re-hanging

CF1572C Paint

CF1566D2 Seating Arrangements (hard version)

CF1574(VP)

A-Regular Bracket Sequences

B-Combinatorics Homework

C-Slay the Dragon

D-The Strongest Build

E-Coloring

F-Occurrences

10-04

CF1573B Swaps

CF1572A Book

CF1579(VP)

A-Casimir's String Solitaire

B-Shifting Sort

C-Ticks

D-Productive Meeting

E1-Permutation Minimization by Deque

E2-Array Optimization by Deque

F-Array Stabilization (AND version)

G-Minimal Coverage

10-03

P5020 [NOIP2018 提高组] 货币系统

P7893 『JROI-3』黑白棋

P7892 『JROI-3』R.I.P.

10-02

CF1557C Moamen and XOR

10-01

P7886 「MCOI-06」Gerrymandering

P1006 [NOIP2008 提高组] 传纸条

9-20

CF1555D Say No to Palindromes

9-18

P1006 [NOIP2008 提高组] 传纸条

CF1554D Diane

CF1552D Array Differentiation

P1004 [NOIP2000 提高组] 方格取数

9-17

CF1497B M-arrays

CF1497C1 k-LCM (easy version)

CF1497C2 k-LCM (hard version)

9-16

CF1553A Digits Sum

CF1553B Reverse String

CF1553C Penalty

CF1553D Backspace

9-12

P3952 [NOIP2017 提高组] 时间复杂度

P5019 [NOIP2018 提高组] 铺设道路

9-11

P3958 [NOIP2017 提高组] 奶酪

9-08

P3951 [NOIP2017 提高组] 小凯的疑惑 / [蓝桥杯 2013 省] 买不到的数目

9-07

CF1497A Meximization

9-05

P7852 「EZEC-9」Yet Another Easy Problem

9-04

P1850 [NOIP2016 提高组] 换教室

8-09

P5785 [SDOI2012]任务安排

8-08

P2827 [NOIP2016 提高组] 蚯蚓

P7453 [THUSCH2017] 大魔法师

P5785 [SDOI2012]任务安排

8-07

P7078 [CSP-S2020] 贪吃蛇

P2024 [NOI2001] 食物链

8-06

P1168 中位数

8-05

P1563 [NOIP2016 提高组] 玩具谜题

P2822 [NOIP2016 提高组] 组合数问题

P2365 任务安排

P3195 [HNOI2008]玩具装箱

P2120 [ZJOI2007]仓库建设

P7078 [CSP-S2020] 贪吃蛇

8-04

P7149 [USACO20DEC] Rectangular Pasture S

P1082 [NOIP2012 提高组] 同余方程
7-30

P3694 邦邦的大合唱站队

P1896 [SCOI2005]互不侵犯
7-25

P2312 [NOIP2014 提高组] 解方程

P2615 [NOIP2015 提高组] 神奇的幻方

P2661 [NOIP2015 提高组] 信息传递

P2678 [NOIP2015 提高组] 跳石头

7-24

P1328 [NOIP2014 提高组] 生活大爆炸版石头剪刀布

P2038 [NOIP2014 提高组] 无线网络发射器选址

P1351 [NOIP2014 提高组] 联合权值

P2296 [NOIP2014 提高组] 寻找道路

P1941 [NOIP2014 提高组] 飞扬的小鸟

7-18

P1965 [NOIP2013 提高组] 转圈游戏

P1969 [NOIP2013 提高组] 积木大赛

P1970 [NOIP2013 提高组] 花匠

P1967 [NOIP2013 提高组] 货车运输

P1966 [NOIP2013 提高组] 火柴排队

7-17

P1083 [NOIP2012 提高组] 借教室

P1080 [NOIP2012 提高组] 国王游戏

P1079 [NOIP2012 提高组] Vigenère 密码

7-11

P1003 [NOIP2011 提高组] 铺地毯

P1311 [NOIP2011 提高组] 选择客栈

P1313 [NOIP2011 提高组] 计算系数

P1314 [NOIP2011 提高组] 聪明的质监员

P1312 [NOIP2011 提高组] Mayan 游戏

7-10

P1525 [NOIP2010 提高组] 关押罪犯

P1540 [NOIP2010 提高组] 机器翻译

P1541 [NOIP2010 提高组] 乌龟棋