ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4919 P907A   Masha and Bears 0 / 0 4
4918 P907B   Tic-Tac-Toe 0 / 0 4
4917 P908A   New Year and Counting Cards 0 / 0 3
4916 P908B   New Year and Buggy Bot 0 / 0 4
4915 P908C   New Year and Curling 0 / 0 5
4914 P908D   New Year and Arbitrary Arrangement 0 / 0 8
4913 P908E   New Year and Entity Enumeration 0 / 0 9
4912 P908F   New Year and Rainbow Roads 0 / 0 9
4911 P908G   New Year and Original Order 0 / 0 10
4910 P908H   New Year and Boolean Bridges 0 / 0 10
4909 P909A   Generate Login 0 / 0 3
4908 P909B   Segments 0 / 0 4
4907 P909C   Python Indentation 0 / 0 6
4906 P909D   Colorful Points 0 / 0 7
4905 P909E   Coprocessor 0 / 0 6
4904 P909F   AND-permutations 0 / 0 9
4903 P910A   The Way to Home 0 / 0 3
4902 P910B   Door Frames 0 / 0 5
4901 P910C   Minimum Sum 0 / 0 5
4900 P911A   Nearest Minimums 0 / 0 3
4899 P911B   Two Cakes 0 / 0 4
4898 P911C   Three Garlands 0 / 0 4
4897 P911D   Inversion Counting 0 / 0 6
4896 P911E   Stack Sorting 0 / 0 7
4895 P911F   Tree Destruction 0 / 0 9
4894 P911G   Mass Change Queries 0 / 0 9
4893 P912A   Tricky Alchemy 0 / 0 3
4892 P912B   New Year's Eve 0 / 0 4
4891 P912C   Perun, Ult! 0 / 0 9
4890 P912D   Fishes 0 / 0 7
4889 P912E   Prime Gift 0 / 0 9
4888 P913A   Modular Exponentiation 0 / 0 3
4887 P913B   Christmas Spruce 0 / 0 4
4886 P913C   Party Lemonade 0 / 0 5
4885 P913D   Too Easy Problems 0 / 0 6
4884 P913E   Logical Expression 0 / 0 9
4883 P913F   Strongly Connected Tournament 0 / 0 10
4882 P913G   Power Substring 0 / 0 10
4881 P913H   Don't Exceed 0 / 0 10
4880 P914A   Perfect Squares 0 / 0 3
4879 P914B   Conan and Agasa play a Card Game 0 / 0 4
4878 P914C   Travelling Salesman and Special Numbers 0 / 0 6
4877 P914D   Bash and a Tough Math Puzzle 0 / 0 6
4876 P914E   Palindromes in a Tree 0 / 0 9
4875 P914F   Substrings in a String 0 / 0 10
4874 P914G   Sum the Fibonacci 0 / 0 10
4873 P914H   Ember and Storm's Tree Game 0 / 0 10
4872 P915A   Garden 0 / 0 3
4871 P915B   Browser 0 / 0 4
4870 P915C   Permute Digits 0 / 0 5

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