ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4226 codeforces#P677C  Vanya and Label 0 / 0 5
4181 codeforces#P687A  NP-Hard Problem 0 / 0 5
4162 codeforces#P690C2  Brain Network (medium) 0 / 0 5
4146 codeforces#P696A  Lorenzo Von Matterhorn 0 / 0 5
4124 codeforces#P701C  They Are Everywhere 0 / 0 5
4122 codeforces#P702B  Powers of Two 0 / 0 5
4120 codeforces#P702C  Cellular Network 1 / 1 5
4097 codeforces#P707C  Pythagorean Triples 0 / 0 5
4088 codeforces#P709B  Checkpoints 0 / 0 5
4085 codeforces#P710C  Magic Odd Square 0 / 0 5
4016 codeforces#P724B  Batch Sort 0 / 0 5
3932 codeforces#P742B  Arpa’s obvious problem and Mehrdad’s terrible solution 0 / 0 5
3929 codeforces#P743C  Vladik and fractions 1 / 2 5
3926 codeforces#P744A  Hongcow Builds A Nation 0 / 1 5
3917 codeforces#P746D  Green and Black Tea 0 / 0 5
3905 codeforces#P748B  Santa Claus and Keyboard Check 0 / 0 5
3897 codeforces#P749C  Voting 0 / 0 5
3851 codeforces#P760B  Frodo and pillows 0 / 0 5
3827 codeforces#P761C  Dasha and Password 0 / 0 5
3780 codeforces#P770C  Online Courses In BSU 0 / 7 5
3778 codeforces#P771A  Bear and Friendship Condition 1 / 1 5
3777 codeforces#P771B  Bear and Different Names 1 / 1 5
3758 codeforces#P774D  Lie or Truth 0 / 0 5
3608 codeforces#P809A  Do you want a date? 0 / 0 5
3594 codeforces#P812C  Sagheer and Nubian Market 0 / 0 5
3571 codeforces#P817B  Makes And The Product 0 / 0 5
3550 codeforces#P821C  Okabe and Boxes 0 / 0 5
3538 codeforces#P825D  Suitable Replacement 0 / 0 5
3498 codeforces#P837C  Two Seals 0 / 0 5
3485 codeforces#P839C  Journey 0 / 0 5
3461 codeforces#P845C  Two TVs 1 / 1 5
3456 codeforces#P846A  Curriculum Vitae 1 / 2 5
3450 codeforces#P847A  Union of Doubly Linked Lists 0 / 0 5
3413 codeforces#P853A  Planning 0 / 0 5
3405 codeforces#P855B  Marvolo Gaunt's Ring 0 / 0 5
3392 codeforces#P858B  Which floor? 0 / 0 5
3391 codeforces#P858C  Did you mean... 0 / 0 5
3385 codeforces#P859C  Pie Rules 0 / 0 5
3372 codeforces#P863B  Kayaking 0 / 0 5
3364 codeforces#P864C  Bus 0 / 0 5
3363 codeforces#P864D  Make a Permutation! 0 / 0 5
3350 codeforces#P868C  Qualification Rounds 0 / 0 5
3332 codeforces#P873B  Balanced Substring 0 / 0 5
3326 codeforces#P875B  Sorting the Coins 0 / 0 5
3318 codeforces#P877B  Nikita and string 2 / 6 5
3302 codeforces#P883E  Field of Wonders 0 / 0 5
3291 codeforces#P884C  Bertown Subway 0 / 0 5
3279 codeforces#P887C  Solution for Cube 0 / 0 5
3267 codeforces#P891A  Pride 0 / 0 5
3220 codeforces#P901A  Hashing Trees 0 / 0 5

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