	ID	题目显示标签隐藏标签	AC / 尝试	难度
	211	P1530E Minimax constructive algorithms greedy strings *2100	0 / 0	(无)
	194	P1532F Prefixes and Suffixes *special problem strings	0 / 0	(无)
	172	P1535C Unstable String binary search dp greedy implementation strings two pointers *1400	0 / 0	(无)
	169	P1535F String Distance binary search brute force data structures hashing implementation strings *3000	0 / 0	(无)
	167	P1536B Prinzessin der Verurteilung brute force constructive algorithms strings *1200	0 / 0	(无)
	158	P1537E1 Erase and Extend (Easy Version) binary search brute force dp greedy hashing implementation string suffix structures strings two pointers *1600	0 / 0	(无)
	157	P1537E2 Erase and Extend (Hard Version) binary search data structures greedy hashing string suffix structures strings two pointers *2200	0 / 0	(无)
	151	P1538E Funny Substrings data structures hashing implementation matrices strings *2100	0 / 0	(无)
	147	P1539B Love Song dp implementation strings *800	0 / 0	(无)
	112	P1547B Alphabetical Strings greedy implementation strings *800	0 / 0	(无)
	88	P1550E Stringforces binary search bitmasks brute force dp strings two pointers *2500	0 / 0	(无)
	85	P1551B1 Wonderful Coloring - 1 greedy strings *800	0 / 0	(无)
	83	P1551C Interesting Story greedy sortings strings *1500	0 / 0	(无)
	78	P1552A Subsequence Permutation sortings strings *800	0 / 0	(无)
	68	P1553B Reverse String brute force dp hashing implementation strings *1300	0 / 0	(无)
	66	P1553D Backspace dp greedy strings two pointers *1500	0 / 0	(无)
	57	P1554D Diane constructive algorithms greedy strings *1800	0 / 0	(无)
	52	P1555D Say No to Palindromes brute force constructive algorithms dp strings *1600	0 / 0	(无)
	20	P1560D Make a Power of Two greedy math strings *1300	0 / 0	(无)
	19	P1560E Polycarp and String Transformation binary search implementation sortings strings *1800	0 / 0	(无)
	8	P1562E Rescue Niwen! dp greedy string suffix structures strings *2500	0 / 0	(无)
	6	P1567A Domino Disaster implementation strings	0 / 0	(无)
	7294	P1570E Erasing Zeroes *special problem strings	0 / 0	(无)
	7291	P1570H Chainword *special problem data structures strings	0 / 0	(无)
	7282	P1575A Another Sorting Problem data structures sortings strings	0 / 0	(无)
	7275	P1575H Holiday Wall Ornaments strings	0 / 0	(无)
	7262	P1578H Higher Order Functions implementation strings *1700	0 / 0	(无)
	7248	P1579A Casimir's String Solitaire math strings *800	0 / 0	(无)
	7367	P1582C Grandma Capa Knits a Scarf brute force data structures greedy strings two pointers *1200	0 / 0	(无)
	7326	P1594C Make Them Equal brute force greedy math strings *1200	0 / 0	(无)
	7454	P1679E Typical Party in Dorm bitmasks combinatorics dp strings *2400	0 / 0	(无)
	7450	P1680C Binary String binary search greedy strings two pointers *1600	0 / 0	(无)
	7440	P1682A Palindromic Indices greedy strings *800	0 / 0	(无)
	7434	P1684A Digit Minimization constructive algorithms games math strings *800	0 / 0	(无)
	7425	P1685B Linguistics greedy implementation sortings strings *2000	0 / 0	(无)
	7410	P1688C Manipulating History constructive algorithms greedy strings *1700	0 / 0	(无)
	7399	P1690F Shifting String graphs math number theory strings *1700	0 / 0	(无)
	7395	P1691C Sum of Substrings brute force constructive algorithms greedy math strings *1400	0 / 0	(无)
	7373	P1697C awoo's Favorite Problem binary search constructive algorithms data structures greedy implementation strings two pointers *1400	0 / 0	(无)
	7541	P1881A Don't Try to Count brute force strings *800	0 / 0	3
	7527	P1883B Chemistry strings *900	0 / 0	3
	7513	P1886C Decreasing String implementation strings *1600	0 / 0	5
	7484	P1894A Secret Sport implementation strings *800	0 / 0	3
	7954	P1984D "a" String Problem brute force hashing implementation math string suffix structures strings *2000	0 / 0	7
	7949	P1985A Creating Words implementation strings *800	0 / 0	3
	7915	P1989B Substring and Subsequence brute force greedy strings *1200	0 / 0	4
	7890	P1992E Novice's Mistake brute force constructive algorithms implementation math strings *1700	0 / 0	5
	7880	P1994H Fortnite combinatorics constructive algorithms games greedy hashing interactive math number theory strings *3500	0 / 0	10
	7875	P1995D Cases bitmasks brute force dp strings *2300	0 / 0	8
	7870	P1996C Sort dp greedy sortings strings	0 / 0	(无)
	7865	P1997A Strong Password brute force implementation strings	0 / 0	(无)

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根据当前过滤条件随机选择一道题

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杨旭龙、王树淳、王国斌、宋文宇、朱天伦

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肖飞、关玉蓉、魏银珍、周芬

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