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2020年(共205篇)
12-15
牛客挑战赛46 E.反演
11-06
牛客练习赛62 D.brz的函数
06-08
【每日一题】Steps to One (容斥+错位相减)
05-06
出题人的手环(牛客练习赛38D 离散化+树状数组)
05-06
洛谷P2699小浩的幂次运算
05-06
洛谷P2251 【质量检测】
05-06
洛谷 P1032 【字串变换】
05-06
洛谷P1494 【[国家集训队]小Z的袜子】
05-06
洛谷P1972 【[SDOI2009]HH的项链】
05-06
线段树模板(hdu1166)
05-06
最小生成树入门(克鲁斯卡尔+普利姆 hdu1233)
05-06
最短路模板(SPFA POJ2387)
05-06
KMP模板(HDU1711)
05-06
合肥学院第二届卓越IT-程序设计大赛E+J
05-06
匈牙利算法模板(求最大匹配数)
05-06
牛客寒假训练营3 B 处女座的比赛资格(拓扑排序+最短路)
05-06
EcustOJ P109跳一跳(离散化+dp)
05-06
牛客寒假算法基础集训营4 G(最小生成树)
05-06
Codeforces Round #540 (Div. 3)
05-06
CF 1060E. Sergey and Subway
05-06
Codeforces Round #494 (Div. 3) D. Coins and Queries(贪心
05-06
球相交模板
05-06
Educational Codeforces Round 47 (Rated for Div. 2)E.Intercity Travelling
05-06
蓝桥杯-城市建设
05-06
蓝桥杯 大臣的旅费
05-06
导弹拦截 dp
05-06
牛客 被3整除的子序列dp
05-06
Codeforces Round #450 (Div. 2) C. Remove Extra One
05-06
Codeforces Round #449 (Div. 2) D. Ithea Plays With Chtholly
05-06
Codeforces Round #545 (Div. 2) C. Skyscrapers 离散化+贪心
05-06
Codeforces Round #447 (Div. 2) B. Ralph And His Magic Field 数学
05-06
poj100纪念
05-06
Educational Codeforces Round 32 E. Maximum Subsequence
05-06
“字节跳动-文远知行杯”广东工业大学第十四届程序设计竞赛 1010 Count
05-06
Educational Codeforces Round 33 (Rated for Div. 2) E. Counting Arrays
05-06
Codeforces Round #501 (Div. 3) D. Walking Between Houses
05-06
Codeforces Round #527 (Div. 3) . F Tree with Maximum Cost
05-06
牛牛与数组 (简单dp)
05-06
Codeforces Round #527 (Div. 3) C. Prefixes and Suffixes
05-06
Codeforces Round #404 (Div. 2) D. Anton and School - 2
05-06
Codeforces Round #505 (rated, Div. 1 + Div. 2, based on VK Cup 2018 Final) B. Weakened Common Divis
05-06
CodeChef - COUNTREL Count Relations
05-06
Codeforces Round #551 (Div. 2) D. Serval and Rooted Tree (树形dp)
05-06
Codeforces Round #484 (Div. 2)Cut 'em all!(dfs)
05-06
Mail.Ru Cup 2018 Round 3 B. Divide Candies
05-06
Codeforces Round #552 (Div. 3) F. Shovels Shop(dp)
05-06
hdu5974 A Simple Math Problem(数学)
05-06
hdu5965扫雷 枚举+递推
05-06
Codeforces Round #553 (Div. 2) C. Problem for Nazar 模拟+思维
05-06
小米oj-找小“3” 模拟+思维
05-06
hdu5358 ( First One )数学+思维
05-06
codeforces468A 24 Game
05-06
cf gym102901K The Stream of Corning 2 离线+bit
05-06
cf gym102091 E How Many Groups (dp
05-06
codeforces508E. Arthur and Brackets(贪心)
05-06
Codeforces Round #245 (Div. 2)A. Points and Segments (easy)(思维)
05-06
Codeforces Round #261 (Div. 2) C. Pashmak and Buses(思维+构造)
05-06
AtCoder Regular Contest 102 C - Triangular Relationship 思维
05-06
蓝桥杯 历届试题 地宫取宝 递推
05-06
Educational Codeforces Round 65 (Rated for Div. 2) E. Range Deleting 二分 or 双指针
05-06
AtCoder Beginner Contest 128 E - Roadwork stl+思维
05-06
AtCoder Beginner Contest 127 E - Cell Distance 贡献
05-06
Codeforces Round #570 (Div. 3)A-H题解
05-06
Comet OJ - Contest #6 problemB - 双倍快乐
05-06
Educational Codeforces Round 67 (Rated for Div. 2) E. Tree Painting
05-06
Educational Codeforces Round 67 (Rated for Div. 2)D. Subarray Sorting(线段树+思维)
05-06
2019 计蒜之道 复赛 A. 外教 Michale 变身大熊猫
05-06
WKWDfmksTE
05-06
hdu6567 Cotree (树dp换根+思维)
05-06
hdu6586 String(贪心)
05-06
hdu6602 Longest Subarray(线段树+思维)
05-06
hdu6609 Find Answer(树状数组+二分)
05-06
银联高校极客挑战赛 初赛 第二场 B码队弟弟的求和问题(除法分块)
05-06
hdu6621 K-th Closest Distance(二分+主席树)
05-06
2019牛客暑期多校训练营(第五场) G.subsequence 1 (dp)
05-06
hdu6606 Distribution of books(二分+dp+线段树/树状数组)
05-06
hdu6592 Beauty Of Unimodal Sequence(树状数组+贪心)
05-06
蔡勒公式
05-06
hdu6628 permutation 1 (dfs)
05-06
hdu6627 equation(讨论)
05-06
洛谷P3384 【模板】树链剖分
05-06
Comet OJ - Contest #8 C.符文能量
05-06
Codeforces Round #524 (Div. 2)D. Olya and magical square
05-06
Codeforces Round #579 (Div. 3) D2. Remove the Substring (hard version)(序列自动机+贪心)
05-06
2019牛客暑期多校训练营(第九场)E.All men are brothers(数学)
05-06
poj1821
05-06
2019牛客暑期多校训练营(第八场)A All-one Matrices(单调栈)
05-06
2019牛客暑期多校训练营(第十场)F Popping Balloons(线段树)
05-06
AtCoder Beginner Contest 138 E - Strings of Impurity(序列自动机)
05-06
hdu6681 Rikka with Cake(主席树)
05-06
hdu6685 Rikka with Coin
05-06
RMQ模板
05-06
Educational Codeforces Round 71 (Rated for Div. 2) F.Remainder Problem(分块暴力)
05-06
hdu6703 array(线段树)
05-06
hdu6709 Fishing Master(思维+贪心)
05-06
hdu6705
05-06
hdu6686 Rikka with Travels(树的直径)
05-06
hdu6655 Just Repeat(贪心)
05-06
hdu6701 Make Rounddog Happy(分治)
05-06
2019牛客暑期多校训练营(第三场)F Planting Trees(单调队列)
05-06
2019牛客暑期多校训练营(第三场)G Removing Stones
05-06
Manthan, Codefest 19 (open for everyone, rated, Div. 1 + Div. 2) E.Let them slide(单调队列)
05-06
2019 计蒜之道 初赛 第五场 浪潮面试题之数组(单调栈)
05-06
2019南京网络赛A 树状数组+思维
05-06
2019南京网络赛F 树状数组+主席树
05-06
2019icpc徐州网络赛I query (离线+树状数组)
05-06
atcoder abc140E (计算贡献)
05-06
2019icpc徐州网络赛 E.XKC's basketball team(线段树)
05-06
bzoj4627 [BeiJing2016]回转寿司(动态开点线段树)
05-06
2019 USP-ICMC
05-06
2019icpc沈阳网络赛 D. Fish eating fruit (点分治)
05-06
2019icpc沈阳网络赛 B. Dudu's maze(dfs)
05-06
大数全能版(转)
05-06
2019icpc上海网络赛 F. Rhyme scheme
05-06
luogu3806 点分治模板
05-06
Educational Codeforces Round 36 (Rated for Div. 2) E. Physical Education Lessons
05-06
Educational Codeforces Round 72 (Rated for Div. 2) E. Sum Queries? (线段树)
05-06
Educational Codeforces Round 50 (Rated for Div. 2) B. Diagonal Walking v.2 (思维)
05-06
VK Cup 2012 Round 1 D.Distance in Tree(点分治)
05-06
Educational Codeforces Round 46 (Rated for Div. 2) F. One Occurrence(线段树)
05-06
luogu P2617 Dynamic Rankings 主席树套树状数组模板
05-06
Codeforces Round #567 (Div. 2) D. Irrigation(思维+主席树)
05-06
CF797 E. Array Queries
05-06
CF457C C. Elections
05-06
CF457B. Distributed Join
05-06
CF1093G Multidimensional Queries
05-06
CF1181D Irrigation Intersection of Permutations
05-06
Codeforces Round #589 (Div. 2) E.Another Filling the Grid
05-06
AtCoder Beginner Contest 143 E.Travel by Car(最短路)
05-06
2019 acm-icpc银川站K. Largest Common Submatrix 单调队列
05-06
2019 acm-icpc银川站F.Function!(数学分块)
05-06
2019-2020 ICPC, Asia Jakarta Regional Contest E. Songwriter(贪心)
05-06
Codeforces Round #363 (Div. 2) D. Fix a Tree(greedy+dsu)
05-06
Codeforces Round #364 (Div. 2) D. As Fast As Possible(binary search)
05-06
Educational Codeforces Round 15 E Analysis of Pathes in Functional Graph(倍增)
05-06
Codeforces Round #365 (Div. 2) D. Mishka and Interesting sum(思维+差分)
05-06
luoguP3834 【模板】可持久化线段树 1(主席树)
05-06
luogu P2617 Dynamic Rankings
05-06
luogu P1527 矩阵乘法
05-06
luogu P3332 [ZJOI2013]K大数查询
05-06
clion
05-06
AtCoder Beginner Contest 146 E - Rem of Sum is Num(思维)
05-06
AtCoder Beginner Contest 146 F - Sugoroku(线段树+思维)
05-06
Educational Codeforces Round 76 (Rated for Div. 2) E. The Contest(线段树+模拟)
05-06
牛客练习赛55E.树
05-06
Codeforces Round #601 (Div. 1) A. Feeding Chicken(贪心+构造)
05-06
2019-2020 ICPC, NERC, Northern Eurasia Finals J. Just Arrange the Icons(贪心+数学)
05-06
2019-2020 ICPC, NERC, Southern and Volga Russian Regional Contest J. The Parade(二分+贪心)
05-06
Codeforces Round #610 (Div. 2) E. The Cake Is a Lie
05-06
Codeforces Round #561 (Div. 2) D. Cute Sequences(数学+贪心)
05-06
AtCoder Beginner Contest 149 E - Handshake
05-06
Codeforces Round #611 (Div. 3) F. DIY Garland
05-06
Educational Codeforces Round 25 G. Tree Queries
05-06
Hello 2020 D. New Year and Conference
05-06
Codeforces Round #612 (Div. 1)(A-C)
05-06
Codeforces Round #274 (Div. 2) (A-E)
05-06
Codeforces Round #335 (Div. 2) (A-E)
05-06
组合数学公式
05-06
2020 CCPC-Wannafly Winter Camp Day 1
05-06
2020 CCPC-Wannafly Winter Camp Day 2
05-06
Codeforces Round #617 (Div. 3) F. Berland Beauty
05-06
Educational Codeforces Round 82 (Rated for Div. 2) C. Perfect Keyboard
05-06
Educational Codeforces Round 82 (Rated for Div. 2) D. Fill The Bag
05-06
Educational Codeforces Round 82 (Rated for Div. 2)E. Erase Subsequences
05-06
Codeforces Round #619 (Div. 2) D. Time to Run
05-06
Codeforces Round #619 (Div. 2) E. Nanosoft
05-06
Codeforces Round #620 (Div. 2) F2. Animal Observation (hard version)
05-06
Codeforces Round #621 (Div. 1 + Div. 2) D. Cow and Fields
05-06
Segment Tree Beats 学习笔记
05-06
2020 CCPC Wannafly Winter Camp Day1 I. K小数查询
05-06
AtCoder Beginner Contest 156 E - Roaming
05-06
2020 CCPC-Wannafly Winter Camp Day2 (Div.1&2) F. 采蘑菇的克拉莉丝
05-06
2020 CCPC-Wannafly Winter Camp Day2 (Div.1&2) E. 阔力梯的树
05-06
Codeforces Round #624 (Div. 3) A-F
05-06
2020 CCPC-Wannafly Winter Camp Day6 (Div.1&2) H. 异或询问
05-06
牛客练习赛58 F.XOR TREE
05-06
CodeCraft-20 (Div. 2) E.Team Building
05-06
AtCoder Beginner Contest 158 F.Removing Robots
05-06
AtCoder Beginner Contest 158 E.Divisible Substring
05-06
字典树学习笔记
05-06
Codeforces Round #313 (Div. 2) A-E
05-06
Panasonic Programming Contest 2020 E - Three Substrings
05-06
Codeforces Round #628 (Div. 2) E. Ehab's REAL Number Theory Problem
05-06
牛客挑战赛38 B.子串翻转
05-06
2019icpc南昌邀请赛H. Another Sequence
05-06
1326E - Bombs
05-06
Benelux Algorithm Programming Contest 2019 A. Appeal to the Audience
05-06
AtCoder Beginner Contest 159 F.Knapsack for All Segments
05-06
Codeforces Round #634 (Div. 3)
05-06
NCD2019 A. Hasan the lazy judge 二分
05-06
个人感悟-持续更新(想起来就更吧?
05-06
NCD2019 A. Hasan the lazy judge 二分
04-04
【每日一题】数码
04-02
【每日一题】Shortest Path
04-01
【每日一题】月月查华华的手机
03-26
【每日一题】数学考试题解
01-13
2020 CCPC-Wannafly Winter Camp Day 2
01-13
2020 CCPC-Wannafly Winter Camp Day 1
01-11
组合数学公式
01-07
Codeforces Round #335 (Div. 2) (A-E)
01-07
Codeforces Round #274 (Div. 2) (A-E)
01-07
Codeforces Round #612 (Div. 1)(A-C)
01-05
Hello 2020 D. New Year and Conference
01-03
Educational Codeforces Round 25 G. Tree Queries
01-01
Codeforces Round #611 (Div. 3) F. DIY Garland
2019年(共215篇)