|
|
4622 |
P981A Antipalindrome
|
0 / 0 |
普及-
|
|
|
4596 |
P985F Isomorphic Strings
|
0 / 0 |
省选
|
|
|
4584 |
P988B Substrings Sort
|
0 / 0 |
普及-
|
|
|
4579 |
P989A A Blend of Springtime
|
0 / 0 |
普及-
|
|
|
4578 |
P989B A Tide of Riverscape
|
0 / 0 |
普及-
|
|
|
4491 |
P1003F Abbreviation
|
0 / 0 |
省选
|
|
|
4483 |
P1005B Delete from the Left
|
0 / 0 |
普及-
|
|
|
4466 |
P1008A Romaji
|
0 / 0 |
普及-
|
|
|
4446 |
P1012D AB-Strings
|
0 / 0 |
CTSC
|
|
|
4435 |
P1015F Bracket Substring
|
0 / 0 |
省选
|
|
|
4423 |
P1017E The Supersonic Rocket
|
0 / 0 |
NOI
|
|
|
4412 |
P1023A Single Wildcard Pattern Matching
|
0 / 0 |
普及-
|
|
|
4398 |
P1027A Palindromic Twist
|
0 / 0 |
普及-
|
|
|
4383 |
P1029A Many Equal Substrings
|
0 / 0 |
普及-
|
|
|
4336 |
P1037C Equalize
|
0 / 0 |
普及-
|
|
|
4330 |
P1038A Equality
|
0 / 0 |
普及-
|
|
|
4325 |
P1038F Wrap Around
|
0 / 0 |
CTSC
|
|
|
4299 |
P1043G Speckled Band
|
0 / 0 |
CTSC
|
|
|
4284 |
P1045I Palindrome Pairs
|
0 / 0 |
普及
|
|
|
4283 |
P1045J Moonwalk challenge
|
0 / 0 |
CTSC
|
|
|
4277 |
P1051A Vasya And Password
|
0 / 0 |
普及-
|
|
|
4273 |
P1051E Vasya and Big Integers
|
0 / 0 |
CTSC
|
|
|
4258 |
P1055D Refactoring
|
0 / 0 |
NOI
|
|
|
4256 |
P1055F Tree and XOR
|
0 / 0 |
CTSC
|
|
|
4250 |
P1056E Check Transcription
|
0 / 0 |
提高
|
|
|
4247 |
P1056H Detect Robots
|
0 / 0 |
CTSC
|
|
|
4218 |
P1063A Oh Those Palindromes
|
0 / 0 |
普及-
|
|
|
4206 |
P1065E Side Transmutations
|
0 / 0 |
省选
|
|
|
4204 |
P1065G Fibonacci Suffix
|
0 / 0 |
CTSC
|
|
|
4175 |
P1073A Diverse Substring
|
0 / 0 |
普及-
|
|
|
4166 |
P1076A Minimizing the String
|
0 / 0 |
普及-
|
|
|
4147 |
P1080E Sonya and Matrix Beauty
|
0 / 0 |
NOI
|
|
|
4138 |
P1081H Palindromic Magic
|
0 / 0 |
CTSC
|
|
|
4132 |
P1082F Speed Dial
|
0 / 0 |
CTSC
|
|
|
4129 |
P1083B The Fair Nut and Strings
|
0 / 0 |
提高
|
|
|
4121 |
P1085A Right-Left Cipher
|
0 / 0 |
普及-
|
|
|
4117 |
P1085E Vasya and Templates
|
0 / 0 |
省选
|
|
|
4085 |
P1090J Two Prefixes
|
0 / 0 |
CTSC
|
|
|
4071 |
P1092C Prefixes and Suffixes
|
0 / 0 |
普及
|
|
|
4065 |
P1093B Letters Rearranging
|
0 / 0 |
普及-
|
|
|
4052 |
P1096B Substring Removal
|
0 / 0 |
普及-
|
|
|
4039 |
P1097H Mateusz and an Infinite Sequence
|
0 / 0 |
CTSC
|
|
|
4033 |
P1098F Ж-function
|
0 / 0 |
CTSC
|
|
|
4012 |
P1102D Balanced Ternary String
|
0 / 0 |
普及
|
|
|
4001 |
P1105B Zuhair and Strings
|
0 / 0 |
普及-
|
|
|
3991 |
P1107A Digits Sequence Dividing
|
0 / 0 |
普及-
|
|
|
3976 |
P1109B Sasha and One More Name
|
0 / 0 |
普及
|
|
|
3964 |
P1110H Modest Substrings
|
0 / 0 |
CTSC
|
|
|
3963 |
P1111A Superhero Transformation
|
0 / 0 |
普及-
|
|
|
3906 |
P1120C Compress String
|
0 / 0 |
提高
|
|
|
3896 |
P1129C Morse Code
|
0 / 0 |
NOI
|
|
|
3886 |
P1131E String Multiplication
|
0 / 0 |
省选
|
|
|
3863 |
P1137B Camp Schedule
|
0 / 0 |
普及
|
|
|
3857 |
P1138B Circus
|
0 / 0 |
普及
|
|
|
3856 |
P1139A Even Substrings
|
0 / 0 |
普及-
|
|
|
3849 |
P1140B Good String
|
0 / 0 |
普及-
|
|
|
3827 |
P1144A Diverse Strings
|
0 / 0 |
普及-
|
|
|
3823 |
P1144E Median String
|
0 / 0 |
普及
|
|
|
3813 |
P1146A Love "A"
|
0 / 0 |
普及-
|
|
|
3812 |
P1146B Hate "A"
|
0 / 0 |
普及-
|
|
|
3804 |
P1147B Chladni Figure
|
0 / 0 |
普及
|
|
|
3790 |
P1149B Three Religions
|
0 / 0 |
省选
|
|
|
3784 |
P1151A Maxim and Biology
|
0 / 0 |
普及-
|
|
|
3769 |
P1153C Serval and Parenthesis Sequence
|
0 / 0 |
普及
|
|
|
3758 |
P1155A Reverse a Substring
|
0 / 0 |
普及-
|
|
|
3751 |
P1156B Ugly Pairs
|
0 / 0 |
普及
|
|
|
3736 |
P1158B The minimal unique substring
|
0 / 0 |
省选
|
|
|
3721 |
P1163D Mysterious Code
|
0 / 0 |
提高
|
|
|
3705 |
P1167A Telephone Number
|
0 / 0 |
普及-
|
|
|
3689 |
P1170C Minus and Minus Give Plus
|
0 / 0 |
暂无评定
|
|
|
3651 |
P1178B WOW Factor
|
0 / 0 |
普及-
|
|
|
3648 |
P1178E Archaeology
|
0 / 0 |
普及
|
|
|
3635 |
P1181B Split a Number
|
0 / 0 |
普及
|
|
|
3629 |
P1182B Plus from Picture
|
0 / 0 |
普及-
|
|
|
3628 |
P1182C Beautiful Lyrics
|
0 / 0 |
普及
|
|
|
3617 |
P1183H Subsequences (hard version)
|
0 / 0 |
普及
|
|
|
3601 |
P1185B Email from Polycarp
|
0 / 0 |
普及-
|
|
|
3587 |
P1187B Letters Shop
|
0 / 0 |
普及-
|
|
|
3575 |
P1189A Keanu Reeves
|
0 / 0 |
普及-
|
|
|
3556 |
P1194C From S To T
|
0 / 0 |
普及-
|
|
|
3519 |
P1200E Compress Words
|
0 / 0 |
提高
|
|
|
3517 |
P1201A Important Exam
|
0 / 0 |
普及-
|
|
|
3509 |
P1202C You Are Given a WASD-string...
|
0 / 0 |
提高
|
|
|
3508 |
P1202D Print a 1337-string...
|
0 / 0 |
普及
|
|
|
3507 |
P1202E You Are Given Some Strings...
|
0 / 0 |
NOI
|
|
|
3494 |
P1204D1 Kirk and a Binary String (easy version)
|
0 / 0 |
提高
|
|
|
3493 |
P1204D2 Kirk and a Binary String (hard version)
|
0 / 0 |
提高
|
|
|
3487 |
P1205E Expected Value Again
|
0 / 0 |
CTSC
|
|
|
3477 |
P1207G Indie Album
|
0 / 0 |
CTSC
|
|
|
3462 |
P1209F Koala and Notebook
|
0 / 0 |
CTSC
|
|
|
3445 |
P1211F kotlinkotlinkotlinkotlin...
|
0 / 0 |
省选
|
|
|
3435 |
P1213F Unstable String Sort
|
0 / 0 |
提高
|
|
|
3419 |
P1216A Prefixes
|
0 / 0 |
普及-
|
|
|
3397 |
P1219C Periodic integer number
|
0 / 0 |
普及
|
|
|
3395 |
P1220A Cards
|
0 / 0 |
普及-
|
|
|
3393 |
P1220C Substring Game in the Lesson
|
0 / 0 |
普及-
|
|
|
3380 |
P1223B Strings Equalization
|
0 / 0 |
普及-
|
|
|
3348 |
P1231E Middle-Out
|
0 / 0 |
省选
|
|
|
3322 |
P1238D AB-string
|
0 / 0 |
普及
|
|
|
3305 |
P1243B1 Character Swap (Easy Version)
|
0 / 0 |
普及-
|
