strings - 题库 - oj

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	637	P1776G Another Wine Tasting Event combinatorics constructive algorithms math strings *2100	0 / 0	7
	624	P1777F Comfortably Numb bitmasks data structures divide and conquer strings trees *2400	0 / 0	9
	621	P1778C Flexible String bitmasks brute force strings *1600	0 / 0	5
	617	P1779A Hall of Fame constructive algorithms greedy strings *800	0 / 0	3
	601	P1781C Equal Frequencies brute force constructive algorithms greedy implementation sortings strings *1600	0 / 0	5
	562	P1789B Serval and Inversion Magic brute force implementation strings two pointers *800	0 / 0	3
	558	P1789F Serval and Brain Power bitmasks brute force dp greedy implementation strings *2700	0 / 0	10
	557	P1790A Polycarp and the Day of Pi implementation math strings *800	0 / 0	3
	550	P1791A Codeforces Checking implementation strings *800	0 / 0	3
	547	P1791D Distinct Split brute force greedy strings *1000	0 / 0	3
	529	P1794A Prefix and Suffix Array strings *800	0 / 0	3
	524	P1795A Two Towers brute force implementation strings *800	0 / 0	3
	517	P1796A Typical Interview Problem brute force implementation strings *800	0 / 0	3
	516	P1796B Asterisk-Minor Template implementation strings *1000	0 / 0	3
	497	P1799C Double Lexicographically Minimum greedy strings *1700	0 / 0	5
	490	P1800A Is It a Cat? implementation strings *800	0 / 0	3
	489	P1800B Count the Number of Pairs greedy strings *1000	0 / 0	3
	486	P1800D Remove Two Letters data structures greedy hashing strings *1200	0 / 0	4
	485	P1800E1 Unforgivable Curse (easy version) brute force constructive algorithms dsu graphs greedy strings *1400	0 / 0	4
	484	P1800E2 Unforgivable Curse (hard version) brute force constructive algorithms dfs and similar dsu graphs greedy strings *1500	0 / 0	5
	483	P1800F Dasha and Nightmares bitmasks hashing meet-in-the-middle strings *1900	0 / 0	6
	475	P1801G A task for substrings data structures string suffix structures strings *3400	0 / 0	10
	463	P1805B The String Has a Target greedy strings *800	0 / 0	3
	448	P1807C Find and Replace greedy implementation strings *800	0 / 0	3
	420	P1811A Insert Digit greedy math strings *800	0 / 0	3
	412	P1812A Are You a Robot? special problem special problem *special problem expression parsing strings	0 / 0	(无)
	403	P1812J Unmysterious Language *special problem constructive algorithms strings	0 / 0	(无)
	392	P1815E Bosco and Particle dp math number theory strings *3100	0 / 0	10
	383	P1817F Entangled Substrings string suffix structures strings *3500	0 / 0	10
	374	P1820A Yura's New Name implementation strings *800	0 / 0	3
	373	P1820B JoJo's Incredible Adventures math strings two pointers *1100	0 / 0	3
	370	P1821C Tear It Apart brute force implementation math strings *1300	0 / 0	4
	368	P1821E Rearrange Brackets brute force dp greedy sortings strings *2100	0 / 0	7
	362	P1822E Making Anti-Palindromes greedy math strings *1600	0 / 0	5
	355	P1823D Unique Palindromes constructive algorithms math strings *1900	0 / 0	6
	346	P1825A LuoTianyi and the Palindrome String greedy strings *800	0 / 0	3
	335	P1827C Palindrome Partition binary search brute force data structures dp hashing strings *2600	0 / 0	10
	329	P1829A Love Story implementation strings *800	0 / 0	3
	313	P1832A New Palindrome strings *800	0 / 0	3
	306	P1833A Musical Puzzle implementation strings *800	0 / 0	3
	297	P1834C Game with Reversing games greedy math strings *1200	0 / 0	4
	276	P1838D Bracket Walk data structures greedy strings *2100	0 / 0	7
	268	P1840A Cipher Shifer implementation strings two pointers *800	0 / 0	3
	258	P1841C Ranom Numbers brute force dp greedy math strings *1800	0 / 0	6
	235	P1844D Row Major constructive algorithms greedy math number theory strings *1400	0 / 0	4
	227	P1845C Strong Password binary search dp greedy strings *1400	0 / 0	4
	222	P1846B Rudolph and Tic-Tac-Toe brute force implementation strings *800	0 / 0	3
	212	P1847D Professor Higashikata data structures dsu greedy implementation strings *1900	0 / 0	6
	201	P1849C Binary String Copying binary search brute force data structures hashing strings *1600	0 / 0	5
	195	P1850C Word on the Paper implementation strings *800	1 / 1	3
	184	P1851F Lisa and the Martians bitmasks greedy math strings trees *1800	0 / 0	6
	140	P1860A Not a Substring constructive algorithms strings *900	0 / 0	3
	132	P1861C Queries for the Array data structures dfs and similar implementation strings trees *1600	0 / 0	5
	128	P1862A Gift Carpet dp greedy implementation strings *800	0 / 0	3
	111	P1864B Swap and Reverse constructive algorithms greedy sortings strings *1100	0 / 0	3
	108	P1864E Guess Game bitmasks data structures games math probabilities sortings strings trees *2100	0 / 0	7
	89	P1867B XOR Palindromes bitmasks constructive algorithms strings *1100	0 / 0	3
	19	P1881A Don't Try to Count brute force strings	0 / 0	(无)
	7401	P1883B Chemistry strings	0 / 0	(无)
	4	P1886C Decreasing String implementation strings	0 / 0	(无)
	8993	P1894A Secret Sport implementation strings *800	0 / 0	3
	9031	P1896B AB Flipping greedy strings two pointers	0 / 0	(无)
	9011	P1898A Milica and String brute force implementation strings	0 / 0	(无)
	9007	P1898E Sofia and Strings data structures greedy sortings string suffix structures strings two pointers	0 / 0	(无)
	9102	P1902E Collapsing Strings data structures strings trees *1900	0 / 0	6
	9084	P1905C Largest Subsequence greedy strings	0 / 0	(无)
	9066	P1907B YetnotherrokenKeoard data structures implementation strings *1000	0 / 0	3
	9065	P1907C Removal of Unattractive Pairs constructive algorithms greedy math strings *1100	0 / 0	3
	9140	P1909G Pumping Lemma hashing strings *3000	0 / 0	10
	9039	P1912L LOL Lovers strings *800	0 / 0	3
	9037	P1913B Swap and Delete strings	0 / 0	(无)
	9033	P1913F Palindromic Problem binary search data structures hashing string suffix structures strings	0 / 0	(无)
	9115	P1914A Problemsolving Log implementation strings	0 / 0	(无)
	9134	P1915D Unnatural Language Processing greedy implementation strings *900	0 / 0	3
	9120	P1917B Erase First or Second Letter brute force combinatorics data structures dp strings *1100	0 / 0	3
	9162	P1922A Tricky Template constructive algorithms implementation strings *800	0 / 0	3
	9243	P1923F Shrink-Reverse binary search greedy string suffix structures strings	0 / 0	(无)
	9185	P1924A Did We Get Everything Covered? constructive algorithms dp greedy shortest paths strings	0 / 0	(无)
	9179	P1925A We Got Everything Covered! constructive algorithms greedy strings	0 / 0	(无)
	9235	P1927A Make it White greedy strings *800	0 / 0	3
	9234	P1927B Following the String constructive algorithms greedy strings *900	0 / 0	3
	9213	P1930D1 Sum over all Substrings (Easy Version) brute force dp greedy strings	0 / 0	(无)
	9212	P1930D2 Sum over all Substrings (Hard Version) dp dsu greedy implementation strings	0 / 0	(无)
	9206	P1931A Recovering a Small String brute force strings *800	0 / 0	3
	9297	P1935A Entertainment in MAC constructive algorithms strings	0 / 0	(无)
	9268	P1941C Rudolf and the Ugly String dp strings	0 / 0	(无)
	9319	P1943B Non-Palindromic Substring data structures hashing implementation math strings	0 / 0	(无)
	9307	P1948D Tandem Repeats? brute force dp expression parsing strings two pointers	0 / 0	(无)
	9348	P1950E Nearly Shortest Repeating Substring brute force implementation number theory strings	0 / 0	(无)
	9376	P1951E No Palindromes brute force constructive algorithms greedy hashing implementation strings	0 / 0	(无)
	9371	P1952A Are You a Robot, Again? expression parsing strings	0 / 0	(无)
	9370	P1952B Is it stated? fft graph matchings strings	0 / 0	(无)
	9365	P1952G Mathematician Takeover 2-sat chinese remainder theorem math strings ternary search	0 / 0	(无)
	9362	P1952J Help, what does it mean to be "Based" 2-sat binary search bitmasks brute force chinese remainder theorem combinatorics constructive algorithms data structures dfs and similar divide and conquer dp dsu expression parsing fft flows games geometry graph matchings graphs greedy hashing implementation interactive math matrices meet-in-the-middle number theory probabilities schedules shortest paths sortings string suffix structures strings ternary search trees two pointers	0 / 0	(无)
	9434	P1968G1 Division + LCP (easy version) binary search hashing string suffix structures strings	0 / 0	(无)
	9433	P1968G2 Division + LCP (hard version) binary search data structures hashing string suffix structures strings	0 / 0	(无)
	9452	P1970D1 Arithmancy (Easy) constructive algorithms interactive strings	0 / 0	(无)
	9451	P1970D2 Arithmancy (Medium) constructive algorithms interactive probabilities strings	0 / 0	(无)
	9468	P1971B Different String implementation strings	0 / 0	(无)
	9466	P1971D Binary Cut greedy implementation sortings strings	0 / 0	(无)

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