ID 题目 显示标签 隐藏标签 AC / 尝试 难度
34341 codeforces#P1919E   Counting Prefixes 1 / 7 10
34350 codeforces#P1920E   Counting Binary Strings 1 / 1 7
34361 codeforces#P1922B   Forming Triangles 1 / 1 10
34374 codeforces#P1924C   Fractal Origami 1 / 1 10
34375 codeforces#P1924D   Balanced Subsequences 2 / 4 10
34376 codeforces#P1924E   Paper Cutting Again 3 / 6 10
34380 codeforces#P1925D   Good Trip 1 / 1 10
34400 codeforces#P1928F   Digital Patterns 0 / 0 10
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
34412 codeforces#P1930E   2..3...4... 0 / 0 (无)
34416 codeforces#P1930I   Counting Is Fun 0 / 0 (无)
34420 codeforces#P1931D   Divisible Pairs 1 / 1 4
34422 codeforces#P1931F   Chat Screenshots 1 / 1 5
34423 codeforces#P1931G   One-Dimensional Puzzle 1 / 1 7
34437 codeforces#P1933G   Turtle Magic: Royal Turtle Shell Pattern 0 / 0 (无)
34447 codeforces#P1935D   Exam in MAC 0 / 0 (无)
34491 codeforces#P1942E   Farm Game 0 / 0 (无)
34493 codeforces#P1942G   Bessie and Cards 0 / 0 (无)
34498 codeforces#P1943D1   Counting Is Fun (Easy Version) 0 / 0 (无)
34499 codeforces#P1943D2   Counting Is Fun (Hard Version) 0 / 0 (无)
34517 codeforces#P1946E   Girl Permutation 0 / 0 8
34524 codeforces#P1948F   Rare Coins 0 / 0 (无)
34550 codeforces#P1951G   Clacking Balls 0 / 0 (无)
34557 codeforces#P1952E   Sweep Line 0 / 0 (无)
34566 codeforces#P1954D   Colored Balls 0 / 0 6
34568 codeforces#P1954F   Unique Strings 0 / 0 10
34586 codeforces#P1957C   How Does the Rook Move? 0 / 0 5
34588 codeforces#P1957E   Carousel of Combinations 0 / 0 9
34596 codeforces#P1958F   Narrow Paths 0 / 0 7
34612 codeforces#P1967C   Fenwick Tree 0 / 0 (无)
34614 codeforces#P1967E1   Again Counting Arrays (Easy Version) 0 / 0 (无)
34615 codeforces#P1967E2   Again Counting Arrays (Hard Version) 0 / 0 (无)
34670 codeforces#P1974C   Beautiful Triple Pairs 0 / 0 4
34687 codeforces#P1976D   Invertible Bracket Sequences 0 / 0 (无)
34688 codeforces#P1976E   Splittable Permutations 0 / 0 (无)
34703 codeforces#P1979C   Earning on Bets 0 / 0 (无)
34725 codeforces#P1982E   Number of k-good subarrays 0 / 0 (无)
34731 codeforces#P1983E   I Love Balls 0 / 0 (无)
34737 codeforces#P1984C2   Magnitude (Hard Version) 0 / 0 5
34742 codeforces#P1984H   Tower Capturing 0 / 0 10
34747 codeforces#P1985E   Secret Box 0 / 0 (无)
34749 codeforces#P1985G   D-Function 0 / 0 (无)
34758 codeforces#P1986G1   Permutation Problem (Simple Version) 0 / 0 (无)
34775 codeforces#P1988F   Heartbeat 0 / 0 (无)
34780 codeforces#P1989E   Distance to Different 0 / 0 8
34804 codeforces#P1992G   Ultra-Meow 0 / 0 7
34819 codeforces#P1994H   Fortnite 0 / 0 (无)
34851 codeforces#P1999F   Expected Median 0 / 0 (无)
34858 codeforces#P2000E   Photoshoot for Gorillas 0 / 0 4

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根据当前过滤条件随机选择一道题