ID	题目显示标签隐藏标签	AC / 尝试	难度
395	P1776G Another Wine Tasting Event combinatorics constructive algorithms math strings *2100	0 / 0	提高
382	P1777F Comfortably Numb bitmasks data structures divide and conquer strings trees *2400	0 / 0	NOI
379	P1778C Flexible String bitmasks brute force strings *1600	0 / 0	普及
375	P1779A Hall of Fame constructive algorithms greedy strings *800	0 / 0	普及-
359	P1781C Equal Frequencies brute force constructive algorithms greedy implementation sortings strings *1600	0 / 0	普及
320	P1789B Serval and Inversion Magic brute force implementation strings two pointers *800	0 / 0	普及-
316	P1789F Serval and Brain Power bitmasks brute force dp greedy implementation strings *2700	0 / 0	CTSC
315	P1790A Polycarp and the Day of Pi implementation math strings *800	0 / 0	普及-
308	P1791A Codeforces Checking implementation strings *800	0 / 0	普及-
305	P1791D Distinct Split brute force greedy strings *1000	0 / 0	普及-
287	P1794A Prefix and Suffix Array strings *800	0 / 0	普及-
282	P1795A Two Towers brute force implementation strings *800	0 / 0	普及-
275	P1796A Typical Interview Problem brute force implementation strings *800	0 / 0	普及-
274	P1796B Asterisk-Minor Template implementation strings *1000	0 / 0	普及-
255	P1799C Double Lexicographically Minimum greedy strings *1700	0 / 0	普及
248	P1800A Is It a Cat? implementation strings *800	0 / 0	普及-
247	P1800B Count the Number of Pairs greedy strings *1000	0 / 0	普及-
244	P1800D Remove Two Letters data structures greedy hashing strings *1200	0 / 0	普及-
243	P1800E1 Unforgivable Curse (easy version) brute force constructive algorithms dsu graphs greedy strings *1400	0 / 0	普及-
242	P1800E2 Unforgivable Curse (hard version) brute force constructive algorithms dfs and similar dsu graphs greedy strings *1500	0 / 0	普及
241	P1800F Dasha and Nightmares bitmasks hashing meet-in-the-middle strings *1900	0 / 0	普及
233	P1801G A task for substrings data structures string suffix structures strings *3400	0 / 0	CTSC
221	P1805B The String Has a Target greedy strings *800	0 / 0	普及-
206	P1807C Find and Replace greedy implementation strings *800	0 / 0	普及-
178	P1811A Insert Digit greedy math strings *800	0 / 0	普及-
7749	P1812A Are You a Robot? special problem special problem *special problem expression parsing strings	0 / 0	暂无评定
7740	P1812J Unmysterious Language *special problem constructive algorithms strings	0 / 0	暂无评定
160	P1815E Bosco and Particle dp math number theory strings *3100	0 / 0	CTSC
151	P1817F Entangled Substrings string suffix structures strings *3500	0 / 0	CTSC
142	P1820A Yura's New Name implementation strings *800	0 / 0	普及-
141	P1820B JoJo's Incredible Adventures math strings two pointers *1100	0 / 0	普及-
138	P1821C Tear It Apart brute force implementation math strings *1300	0 / 0	普及-
136	P1821E Rearrange Brackets brute force dp greedy sortings strings *2100	0 / 0	提高
130	P1822E Making Anti-Palindromes greedy math strings *1600	0 / 0	普及
123	P1823D Unique Palindromes constructive algorithms math strings *1900	0 / 0	普及
114	P1825A LuoTianyi and the Palindrome String greedy strings *800	0 / 0	普及-
103	P1827C Palindrome Partition binary search brute force data structures dp hashing strings *2600	0 / 0	CTSC
97	P1829A Love Story implementation strings *800	0 / 0	普及-
81	P1832A New Palindrome strings *800	0 / 0	普及-
74	P1833A Musical Puzzle implementation strings *800	0 / 0	普及-
65	P1834C Game with Reversing games greedy math strings *1200	0 / 0	普及-
44	P1838D Bracket Walk data structures greedy strings *2100	0 / 0	提高
36	P1840A Cipher Shifer implementation strings two pointers *800	0 / 0	普及-
26	P1841C Ranom Numbers brute force dp greedy math strings *1800	0 / 0	普及
489	P1844D Row Major constructive algorithms greedy math number theory strings *1400	0 / 0	普及-
4	P1845C Strong Password binary search dp greedy strings	0 / 0	暂无评定
482	P1846B Rudolph and Tic-Tac-Toe brute force implementation strings *800	0 / 0	普及-
428	P1847D Professor Higashikata data structures dsu greedy implementation strings	0 / 0	暂无评定
468	P1849C Binary String Copying binary search brute force data structures hashing strings	0 / 0	暂无评定
462	P1850C Word on the Paper implementation strings *800	0 / 0	普及-
451	P1851F Lisa and the Martians bitmasks greedy math strings trees	0 / 0	暂无评定
7727	P1860A Not a Substring constructive algorithms strings	0 / 0	暂无评定
8846	P1861C Queries for the Array data structures dfs and similar implementation strings trees	0 / 0	暂无评定
8824	P1862A Gift Carpet greedy implementation strings	0 / 1	暂无评定
8832	P1864B Swap and Reverse greedy sortings strings	0 / 0	暂无评定
8829	P1864E Guess Game bitmasks combinatorics constructive algorithms data structures games math probabilities strings trees	0 / 0	暂无评定
8870	P1867B XOR Palindromes bitmasks constructive algorithms strings	0 / 0	暂无评定
8932	P1881A Don't Try to Count brute force strings	0 / 0	暂无评定
8997	P1883B Chemistry strings *900	0 / 0	普及-
8923	P1886C Decreasing String strings	0 / 0	暂无评定
8960	P1894A Secret Sport implementation strings *800	0 / 0	普及-
9089	P1909G Pumping Lemma hashing strings *3000	0 / 0	CTSC
9065	P1912L LOL Lovers strings *800	0 / 0	普及-
9063	P1913B Swap and Delete strings *1000	0 / 0	普及-
9059	P1913F Palindromic Problem binary search data structures hashing string suffix structures strings *2800	0 / 0	CTSC
9058	P1914A Problemsolving Log implementation strings *800	0 / 0	普及-
9046	P1915D Unnatural Language Processing greedy implementation strings *900	0 / 0	普及-
9032	P1917B Erase First or Second Letter brute force combinatorics data structures dp strings *1100	0 / 0	普及-
9004	P1922A Tricky Template constructive algorithms implementation strings *800	0 / 0	普及-
9186	P1943B Non-Palindromic Substring hashing implementation math strings *2000	0 / 0	提高
9160	P1948D Tandem Repeats? brute force strings two pointers *1700	0 / 0	普及
9141	P1950E Nearly Shortest Repeating Substring brute force implementation number theory strings	4 / 13	暂无评定
9139	P1950G Shuffling Songs bitmasks dfs and similar dp graphs hashing implementation strings	0 / 0	暂无评定
9134	P1951E No Palindromes brute force constructive algorithms divide and conquer greedy hashing implementation math strings	0 / 0	暂无评定
9129	P1952A Are You a Robot, Again? strings	0 / 0	暂无评定
9128	P1952B Is it stated? strings	0 / 0	暂无评定
9122	P1952H Palindrome implementation strings	0 / 0	暂无评定
9297	P1970D1 Arithmancy (Easy) brute force constructive algorithms interactive strings *2100	0 / 0	提高
9296	P1970D2 Arithmancy (Medium) constructive algorithms interactive probabilities strings *2600	0 / 0	CTSC
9284	P1971B Different String implementation strings *800	19 / 46	普及-
9282	P1971D Binary Cut dp greedy implementation sortings strings *1100	0 / 0	普及-
9268	P1974B Symmetric Encoding implementation sortings strings *800	14 / 79	普及-
9256	P1975G Zimpha Fan Club fft greedy math strings *3000	0 / 0	CTSC
9255	P1975H 378QAQ and Core greedy strings *3500	0 / 0	CTSC
9253	P1976A Verify Password implementation sortings strings *800	0 / 0	普及-
9233	P1979D Fixing a Binary String bitmasks brute force constructive algorithms dp greedy hashing strings *1800	0 / 0	普及
9223	P1980G Yasya and the Mysterious Tree bitmasks data structures dfs and similar graphs greedy strings trees *2300	0 / 0	省选
9212	P1984D "a" String Problem brute force hashing implementation math string suffix structures strings *2000	0 / 0	提高
9207	P1985A Creating Words implementation strings	0 / 0	暂无评定
9354	P1989B Substring and Subsequence brute force greedy strings *1200	0 / 0	普及-
9329	P1992E Novice's Mistake brute force constructive algorithms implementation math strings *1700	0 / 0	普及
9319	P1994H Fortnite combinatorics constructive algorithms games greedy hashing interactive math number theory strings *3500	0 / 0	CTSC
9314	P1995D Cases bitmasks brute force dp strings *2300	0 / 0	省选
9309	P1996C Sort dp greedy sortings strings	0 / 0	暂无评定
9304	P1997A Strong Password brute force implementation strings	0 / 0	暂无评定
9392	P1999D Slavic's Exam greedy implementation strings	0 / 0	暂无评定

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