ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4235 P907A   Masha and Bears 0 / 0 4
4234 P907B   Tic-Tac-Toe 0 / 0 4
4233 P908A   New Year and Counting Cards 0 / 0 3
4232 P908B   New Year and Buggy Bot 0 / 0 4
4231 P908C   New Year and Curling 0 / 0 5
4230 P908D   New Year and Arbitrary Arrangement 0 / 0 8
4229 P908E   New Year and Entity Enumeration 0 / 0 9
4228 P908F   New Year and Rainbow Roads 0 / 0 9
4227 P908G   New Year and Original Order 0 / 0 10
4226 P908H   New Year and Boolean Bridges 0 / 0 10
4224 P909A   Generate Login 0 / 0 3
4225 P909B   Segments 0 / 0 4
4223 P909C   Python Indentation 0 / 0 6
4222 P909D   Colorful Points 0 / 0 7
4221 P909E   Coprocessor 0 / 0 6
4220 P909F   AND-permutations 0 / 0 9
4218 P910A   The Way to Home 0 / 0 3
4219 P910B   Door Frames 0 / 0 5
4217 P910C   Minimum Sum 0 / 0 5
4216 P911A   Nearest Minimums 0 / 0 3
4215 P911B   Two Cakes 0 / 0 4
4214 P911C   Three Garlands 0 / 0 4
4213 P911D   Inversion Counting 0 / 0 6
4212 P911E   Stack Sorting 0 / 0 7
4211 P911F   Tree Destruction 0 / 0 9
4210 P911G   Mass Change Queries 0 / 0 9
4209 P912A   Tricky Alchemy 0 / 0 3
4208 P912B   New Year's Eve 0 / 0 4
4207 P912C   Perun, Ult! 0 / 0 9
4206 P912D   Fishes 0 / 0 7
4205 P912E   Prime Gift 0 / 0 9
4204 P913A   Modular Exponentiation 0 / 0 3
4203 P913B   Christmas Spruce 0 / 0 4
4202 P913C   Party Lemonade 0 / 0 5
4201 P913D   Too Easy Problems 0 / 0 6
4200 P913E   Logical Expression 0 / 0 9
4199 P913F   Strongly Connected Tournament 0 / 0 10
4198 P913G   Power Substring 0 / 0 10
4197 P913H   Don't Exceed 0 / 0 10
4196 P914A   Perfect Squares 0 / 0 3
4195 P914B   Conan and Agasa play a Card Game 0 / 0 4
4194 P914C   Travelling Salesman and Special Numbers 0 / 0 6
4193 P914D   Bash and a Tough Math Puzzle 0 / 0 6
4191 P914E   Palindromes in a Tree 1 / 3 9
4192 P914F   Substrings in a String 0 / 0 10
4190 P914G   Sum the Fibonacci 0 / 0 10
4189 P914H   Ember and Storm's Tree Game 0 / 0 10
4188 P915A   Garden 0 / 0 3
4187 P915B   Browser 0 / 0 4
4186 P915C   Permute Digits 0 / 0 5

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