ID 题目 显示标签 隐藏标签 AC / 尝试 难度
34306 codeforces#P1914G1   Light Bulbs (Easy Version) 0 / 0 7
34312 codeforces#P1915E   Romantic Glasses 0 / 0 4
34315 codeforces#P1916A   2023 1 / 1 3
34316 codeforces#P1916B   Two Divisors 1 / 1 3
34317 codeforces#P1916C   Training Before the Olympiad 1 / 1 4
34318 codeforces#P1916D   Mathematical Problem 0 / 0 5
34322 codeforces#P1916H1   Matrix Rank (Easy Version) 1 / 1 10
34323 codeforces#P1916H2   Matrix Rank (Hard Version) 1 / 1 10
34324 codeforces#P1917A   Least Product 1 / 1 3
34326 codeforces#P1917C   Watering an Array 1 / 1 5
34327 codeforces#P1917D   Yet Another Inversions Problem 1 / 2 8
34328 codeforces#P1917E   Construct Matrix 1 / 1 9
34330 codeforces#P1918A   Brick Wall 1 / 1 10
34332 codeforces#P1918C   XOR-distance 1 / 1 10
34337 codeforces#P1919A   Wallet Exchange 1 / 1 3
34341 codeforces#P1919E   Counting Prefixes 1 / 7 10
34346 codeforces#P1920A   Satisfying Constraints 1 / 1 3
34347 codeforces#P1920B   Summation Game 1 / 1 3
34348 codeforces#P1920C   Partitioning the Array 1 / 2 5
34349 codeforces#P1920D   Array Repetition 1 / 2 6
34350 codeforces#P1920E   Counting Binary Strings 1 / 1 7
34353 codeforces#P1921A   Square 1 / 1 10
34355 codeforces#P1921C   Sending Messages 1 / 1 10
34358 codeforces#P1921F   Sum of Progression 1 / 1 10
34361 codeforces#P1922B   Forming Triangles 1 / 1 10
34364 codeforces#P1922E   Increasing Subsequences 1 / 7 10
34373 codeforces#P1924B   Space Harbour 0 / 6 10
34374 codeforces#P1924C   Fractal Origami 1 / 1 10
34375 codeforces#P1924D   Balanced Subsequences 2 / 4 10
34379 codeforces#P1925B   A Balanced Problemset? 0 / 0 (无)
34380 codeforces#P1925D   Good Trip 1 / 1 10
34385 codeforces#P1926E   Vlad and an Odd Ordering 0 / 0 (无)
34390 codeforces#P1927C   Choose the Different Ones! 1 / 1 3
34392 codeforces#P1927E   Klever Permutation 0 / 0 4
34394 codeforces#P1927G   Paint Charges 0 / 0 8
34395 codeforces#P1928A   Rectangle Cutting 0 / 0 3
34397 codeforces#P1928C   Physical Education Lesson 0 / 0 5
34398 codeforces#P1928D   Lonely Mountain Dungeons 0 / 0 6
34399 codeforces#P1928E   Modular Sequence 0 / 0 8
34400 codeforces#P1928F   Digital Patterns 0 / 0 10
34402 codeforces#P1929B   Sasha and the Drawing 0 / 0 3
34403 codeforces#P1929C   Sasha and the Casino 0 / 0 4
34404 codeforces#P1929D   Sasha and a Walk in the City 0 / 0 6
34406 codeforces#P1929F   Sasha and the Wedding Binary Search Tree 0 / 0 8
34408 codeforces#P1930B   Permutation Printing 0 / 0 (无)
34412 codeforces#P1930E   2..3...4... 0 / 0 (无)
34419 codeforces#P1931C   Make Equal Again 1 / 1 3
34420 codeforces#P1931D   Divisible Pairs 1 / 1 4
34421 codeforces#P1931E   Anna and the Valentine's Day Gift 1 / 1 4
34423 codeforces#P1931G   One-Dimensional Puzzle 1 / 1 7

分类

手气不错

根据当前过滤条件随机选择一道题