ID 题目 显示标签 隐藏标签 AC / 尝试 难度
8984 P1916A   2023 0 / 0 3
8985 P1916B   Two Divisors 0 / 0 3
8983 P1916C   Training Before the Olympiad 0 / 0 4
8982 P1916D   Mathematical Problem 0 / 0 5
8979 P1916H1   Matrix Rank (Easy Version) 0 / 0 10
8977 P1916H2   Matrix Rank (Hard Version) 0 / 0 10
8976 P1917A   Least Product 0 / 0 3
8974 P1917C   Watering an Array 0 / 0 5
8973 P1917D   Yet Another Inversions Problem 0 / 0 8
8972 P1917E   Construct Matrix 0 / 0 9
9095 P1918A   Brick Wall 0 / 0 3
9093 P1918C   XOR-distance 0 / 0 4
9091 P1918E   ace5 and Task Order 0 / 0 8
9089 P1918G   Permutation of Given 0 / 0 10
9058 P1919A   Wallet Exchange 0 / 0 3
9053 P1919E   Counting Prefixes 0 / 0 10
9079 P1920A   Satisfying Constraints 0 / 0 3
9078 P1920B   Summation Game 0 / 0 3
9077 P1920C   Partitioning the Array 0 / 0 5
9076 P1920D   Array Repetition 0 / 0 6
9075 P1920E   Counting Binary Strings 0 / 0 7
9072 P1921A   Square 0 / 0 3
9070 P1921C   Sending Messages 0 / 0 3
9068 P1921E   Eat the Chip 0 / 0 5
9067 P1921F   Sum of Progression 0 / 0 6
9063 P1922B   Forming Triangles 0 / 0 4
9061 P1922E   Increasing Subsequences 0 / 0 6
9087 P1924B   Space Harbour 0 / 0 7
9086 P1924C   Fractal Origami 0 / 0 9
9085 P1924D   Balanced Subsequences 0 / 0 10
9080 P1925B   A Balanced Problemset? 0 / 0 4
9081 P1925D   Good Trip 0 / 0 6
9141 P1926E   Vlad and an Odd Ordering 0 / 0 (无)
9136 P1927C   Choose the Different Ones! 0 / 0 3
9134 P1927E   Klever Permutation 0 / 0 4
9132 P1927G   Paint Charges 0 / 0 8
9131 P1928A   Rectangle Cutting 0 / 0 3
9129 P1928C   Physical Education Lesson 0 / 0 5
9128 P1928D   Lonely Mountain Dungeons 0 / 0 6
9127 P1928E   Modular Sequence 0 / 0 8
9126 P1928F   Digital Patterns 0 / 0 10
9125 P1929A   Sasha and the Beautiful Array 0 / 0 3
9124 P1929B   Sasha and the Drawing 0 / 0 3
9123 P1929C   Sasha and the Casino 0 / 0 4
9122 P1929D   Sasha and a Walk in the City 0 / 0 6
9121 P1929E   Sasha and the Happy Tree Cutting 0 / 0 8
9120 P1929F   Sasha and the Wedding Binary Search Tree 0 / 0 8
9118 P1930B   Permutation Printing 0 / 0 (无)
9114 P1930E   2..3...4... 0 / 0 (无)
9106 P1931C   Make Equal Again 0 / 0 3

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