Problemset - Codeforces

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Codeforces Round 964 (Div. 4)
01:29:45
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Problems

#	Name
1800A	Is It a Cat? implementation, strings	800	x30872
1799C	Double Lexicographically Minimum greedy, strings	1700	x5701
1796B	Asterisk-Minor Template implementation, strings	1000	x16361
1796A	Typical Interview Problem brute force, implementation, strings	800	x18730
1795A	Two Towers brute force, implementation, strings	800	x23476
1794A	Prefix and Suffix Array strings	800	x16978
1791D	Distinct Split brute force, greedy, strings	1000	x28921
1791A	Codeforces Checking implementation, strings	800	x58273
1790A	Polycarp and the Day of Pi implementation, math, strings	800	x36510
1789F	Serval and Brain Power bitmasks, brute force, dp, greedy, implementation, strings	2700	x664
1789B	Serval and Inversion Magic brute force, implementation, strings, two pointers	800	x16032
1781C	Equal Frequencies brute force, constructive algorithms, greedy, implementation, sortings, strings	1600	x7422
1779A	Hall of Fame constructive algorithms, greedy, strings	800	x23047
1778C	Flexible String bitmasks, brute force, strings	1600	x8006
1777F	Comfortably Numb bitmasks, data structures, divide and conquer, strings, trees	2400	x896
1776G	Another Wine Tasting Event combinatorics, constructive algorithms, math, strings	2100	x1998
1771F	Hossam and Range Minimum Query binary search, bitmasks, data structures, hashing, probabilities, strings, trees	2500	x1052
1771D	Hossam and (sub-)palindromic tree brute force, data structures, dfs and similar, dp, strings, trees	2100	x2681
1760B	Atilla's Favorite Problem greedy, implementation, strings	800	x43515
1759A	Yes-Yes? implementation, strings	800	x29577
1758A	SSeeeeiinngg DDoouubbllee constructive algorithms, strings	800	x24972
1750F	Majority combinatorics, dp, math, strings	2700	x889
1750E	Bracket Cost binary search, data structures, divide and conquer, dp, greedy, strings	2400	x1390
1748B	Diverse Substrings brute force, implementation, strings	1400	x14845
1742F	Smaller constructive algorithms, greedy, strings	1500	x11377
1741A	Compare T-Shirt Sizes implementation, implementation, strings	800	x30464
1739F	Keyboard Design bitmasks, data structures, dp, string suffix structures, strings	2600	x521
1738H	Palindrome Addicts data structures, strings	3300	x232
1737A	Ela Sorting Books greedy, implementation, strings	900	x10064
1736D	Equal Binary Subsequences constructive algorithms, geometry, greedy, implementation, strings	2200	x2449
1735C	Phase Shift dfs and similar, dsu, graphs, greedy, implementation, strings	1400	x9765
1730D	Prefixes and Suffixes constructive algorithms, strings, two pointers	2200	x2633
1729G	Cut Substrings combinatorics, dp, hashing, strings, two pointers	2100	x2123
1729C	Jumping on Tiles constructive algorithms, strings	1100	x19778
1729B	Decode String greedy, strings	800	x29895
1721E	Prefix Function Queries dfs and similar, dp, hashing, string suffix structures, strings, trees	2200	x1929
1720D2	Xor-Subsequence (hard version) bitmasks, data structures, dp, strings, trees	2400	x1788
1720D1	Xor-Subsequence (easy version) bitmasks, brute force, dp, strings, trees, two pointers	1800	x5864
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8939
1709C	Recover an RBS constructive algorithms, greedy, implementation, strings	1800	x8711
1706A	Another String Minimization Problem 2-sat, constructive algorithms, greedy, string suffix structures, strings	800	x22741
1704G	Mio and Lucky Array constructive algorithms, fft, math, strings	3500	x104
1703D	Double Strings brute force, data structures, strings	1100	x25098
1703C	Cypher brute force, implementation, strings	800	x34991
1703A	YES or YES? brute force, implementation, strings	800	x66548
1701E	Text Editor brute force, dp, greedy, strings	2500	x1106
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x14180
1691C	Sum of Substrings brute force, constructive algorithms, greedy, math, strings	1400	x15392
1690F	Shifting String graphs, math, number theory, strings	1700	x7004
1688C	Manipulating History constructive algorithms, greedy, strings	1700	x8062
1685B	Linguistics greedy, implementation, sortings, strings	2000	x3229
1684A	Digit Minimization constructive algorithms, games, math, strings	800	x23718
1682A	Palindromic Indices greedy, strings	800	x19185
1680C	Binary String binary search, greedy, strings, two pointers	1600	x9784
1679E	Typical Party in Dorm bitmasks, combinatorics, dp, strings	2400	x1132
1676C	Most Similar Words brute force, greedy, implementation, implementation, math, strings	800	x29614
1675E	Replace With the Previous, Minimize dsu, greedy, strings	1500	x10474
1674C	Infinite Replacement combinatorics, implementation, strings	1000	x23355
1673B	A Perfectly Balanced String? brute force, greedy, strings	1100	x14853
1673A	Subtle Substring Subtraction games, greedy, strings	800	x18369
1670B	Dorms War brute force, implementation, strings	1100	x12578
1669E	2-Letter Strings data structures, math, strings	1200	x17502
1663G	Six Characters *special problem, constructive algorithms, strings		x209
1663F	In Every Generation... *special problem, strings		x337
1662D	Evolution of Weasels greedy, implementation, strings		x1771
1662B	Toys greedy, strings		x136
1660F2	Promising String (hard version) data structures, implementation, math, strings	2100	x2666
1660F1	Promising String (easy version) brute force, implementation, math, strings	1700	x7155
1660C	Get an Even String dp, greedy, strings	1300	x19261
1659B	Bit Flipping bitmasks, constructive algorithms, greedy, strings	1300	x10824
1654F	Minimal String Xoration bitmasks, data structures, divide and conquer, greedy, hashing, sortings, strings	2800	x1092
1654B	Prefix Removals strings	800	x15560
1650A	Deletions of Two Adjacent Letters implementation, strings	800	x34408
1635D	Infinite Set bitmasks, dp, math, matrices, number theory, strings	1800	x6162
1634A	Reverse and Concatenate greedy, strings	800	x23788
1628B	Peculiar Movie Preferences greedy, strings	1700	x11414
1626B	Minor Reduction greedy, strings	1100	x22627
1624E	Masha-forgetful brute force, constructive algorithms, dp, hashing, implementation, strings	2000	x4034
1624D	Palindromes Coloring binary search, greedy, sortings, strings	1400	x16709
1623E	Middle Duplication data structures, dfs and similar, greedy, strings, trees	2500	x1087
1619A	Square String? implementation, strings	800	x50236
1618F	Reverse bitmasks, constructive algorithms, dfs and similar, implementation, math, strings	2000	x4151
1617A	Forbidden Subsequence constructive algorithms, greedy, sortings, strings	800	x16210
1616E	Lexicographically Small Enough brute force, data structures, greedy, strings	2200	x2463
1616B	Mirror in the String greedy, strings	1100	x19526
1609B	William the Vigilant implementation, strings	1100	x11633
1608G	Alphabetic Tree binary search, data structures, dfs and similar, hashing, string suffix structures, strings, trees	3500	x152
1607A	Linear Keyboard implementation, strings	800	x36749
1606A	AB Balance strings	900	x23921
1605C	Dominant Character brute force, greedy, implementation, strings	1400	x16703
1598G	The Sum of Good Numbers hashing, math, string suffix structures, strings	3200	x329
1594C	Make Them Equal brute force, greedy, math, strings	1200	x18841
1584F	Strange LCS bitmasks, dp, graphs, greedy, strings	2600	x915
1582C	Grandma Capa Knits a Scarf brute force, data structures, greedy, strings, two pointers	1200	x15172
1579A	Casimir's String Solitaire math, strings	800	x38443
1578H	Higher Order Functions implementation, strings	1700	x2008
1575H	Holiday Wall Ornaments dp, strings	2200	x601
1575A	Another Sorting Problem data structures, sortings, strings	1100	x4367
1567A	Domino Disaster implementation, strings	800	x29915
1562E	Rescue Niwen! dp, greedy, string suffix structures, strings	2500	x1380