87 道题

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ID 题目 显示标签 隐藏标签 AC / 尝试 难度
8731 P19C  Deletion of Repeats 0 / 0 省选
8372 P86C  Genetic engineering 0 / 0 NOI
8219 P123D  String 0 / 0 省选
8209 P126B  Password 0 / 0 普及
8202 P128B  String 0 / 0 提高
8110 P149E  Martian Strings 0 / 0 省选
7856 P204E  Little Elephant and Strings 0 / 0 CTSC
7713 P232D  Fence 0 / 0 CTSC
7699 P235C  Cyclical Quest 0 / 0 CTSC
7372 P316G2  Good Substrings 0 / 0 省选
7371 P316G3  Good Substrings 0 / 0 NOI
7360 P319D  Have You Ever Heard About the Word? 0 / 0 CTSC
7212 P356E  Xenia and String Problem 0 / 0 CTSC
6933 P427D  Match & Catch 0 / 0 省选
6916 P432D  Prefixes and Suffixes 0 / 0 提高
6877 P441D  Valera and Swaps 0 / 0 提高
6833 P452E  Three strings 0 / 0 NOI
6754 P471D  MUH and Cube Walls 0 / 0 普及
6629 P504E  Misha and LCP on Tree 0 / 0 CTSC
6583 P514C  Watto and Mechanism 0 / 0 提高
6544 P524F  And Yet Another Bracket Sequence 0 / 0 CTSC
6535 P526D  Om Nom and Necklace 0 / 0 省选
6509 P533F  Encoding 0 / 0 NOI
6499 P535D  Tavas and Malekas 0 / 0 普及
6455 P547E  Mike and Friends 0 / 0 CTSC
6411 P557E  Ann and Half-Palindrome 0 / 0 省选
6275 P594E  Cutting the Line 0 / 0 CTSC
6177 P616F  Expensive Strings 0 / 0 CTSC
6090 P631D  Messenger 0 / 0 提高
6080 P633C  Spy Syndrome 2 0 / 0 普及
6016 P653F  Paper task 0 / 0 CTSC
5968 P666E  Forensic Examination 0 / 0 CTSC
5838 P700E  Cool Slogans 0 / 0 CTSC
5794 P710F  String Set Queries 0 / 0 NOI
5713 P727E  Games on a CD 0 / 0 省选
5649 P741E  Arpa’s abnormal DNA and Mehrdad’s deep interest 0 / 0 CTSC
5584 P756D  Bacterial Melee 0 / 0 NOI
5376 P802I  Fake News (hard) 0 / 0 省选
5281 P822E  Liar 0 / 0 NOI
5274 P825F  String Compression 0 / 0 NOI
5066 P873F  Forbidden Indices 0 / 0 NOI
4940 P906E  Reverses 0 / 0 CTSC
4895 P914F  Substrings in a String 0 / 0 CTSC
4876 P917E  Upside Down 0 / 0 CTSC
4793 P932G  Palindrome Partition 0 / 0 CTSC
4680 P961F  k-substrings 0 / 0 CTSC
4668 P963D  Frequency of String 0 / 0 NOI
4331 P1037H  Security 0 / 0 CTSC
4299 P1043G  Speckled Band 0 / 0 CTSC
4213 P1063F  String Journey 0 / 0 CTSC
4169 P1073G  Yet Another LCP Problem 0 / 0 CTSC
4033 P1098F  Ж-function 0 / 0 CTSC
3896 P1129C  Morse Code 0 / 0 NOI
3519 P1200E  Compress Words 0 / 0 提高
3507 P1202E  You Are Given Some Strings... 0 / 0 NOI
3477 P1207G  Indie Album 0 / 0 CTSC
3187 P1266G  Permutation Concatenation 0 / 0 CTSC
3140 P1276F  Asterisk Substrings 0 / 0 CTSC
2914 P1326D1  Prefix-Suffix Palindrome (Easy version) 0 / 0 普及
2913 P1326D2  Prefix-Suffix Palindrome (Hard version) 0 / 0 普及
2902 P1327G  Letters and Question Marks 0 / 0 CTSC
2557 P1387C  Viruses 0 / 0 CTSC
2526 P1393E1  Twilight and Ancient Scroll (easier version) 0 / 0 CTSC
2525 P1393E2  Twilight and Ancient Scroll (harder version) 0 / 0 CTSC
2490 P1400F  x-prime Substrings 0 / 0 CTSC
2302 P1437G  Death DBMS 0 / 0 CTSC
2183 P1466G  Song of the Sirens 0 / 0 CTSC
2157 P1469E  A Bit Similar 0 / 0 NOI
2083 P1482H  Exam 0 / 0 CTSC
1934 P1511F  Chainword 0 / 0 CTSC
1788 P1536F  Omkar and Akmar 0 / 0 CTSC
1783 P1537E1  Erase and Extend (Easy Version) 0 / 0 普及
1782 P1537E2  Erase and Extend (Hard Version) 0 / 0 省选
1640 P1562E  Rescue Niwen! 0 / 0 NOI
1490 P1598G  The Sum of Good Numbers 0 / 0 CTSC
1434 P1608G  Alphabetic Tree 0 / 0 CTSC
1337 P1621I  Two Sequences 0 / 0 CTSC
865 P1706A  Another String Minimization Problem 0 / 0 普及-
780 P1721E  Prefix Function Queries 0 / 0 省选
673 P1739F  Keyboard Design 0 / 0 CTSC
362 P1780G  Delicious Dessert 0 / 0 NOI
233 P1801G  A task for substrings 0 / 0 CTSC
151 P1817F  Entangled Substrings 0 / 0 CTSC
8955 P1895D  XOR Construction 0 / 0 普及
9059 P1913F  Palindromic Problem 0 / 0 CTSC
9034 P1916H2  Matrix Rank (Hard Version) 0 / 0 CTSC
9212 P1984D  "a" String Problem 0 / 0 提高
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