Problemset - Codeforces

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Codeforces Round (Div. 3)
40:57:01
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two pointers

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Problems

#	Name
381A	Sereja and Dima greedy, implementation, two pointers	800	x60125
1791C	Prepend and Append implementation, two pointers	800	x40340
1462A	Favorite Sequence implementation, two pointers	800	x39848
1843A	Sasha and Array Coloring greedy, sortings, two pointers	800	x32892
1873D	1D Eraser greedy, implementation, two pointers	800	x32467
1840A	Cipher Shifer implementation, strings, two pointers	800	x32462
1851B	Parity Sort greedy, sortings, two pointers	800	x27998
1843B	Long Long greedy, math, two pointers	800	x27965
1646B	Quality vs Quantity brute force, constructive algorithms, greedy, sortings, two pointers	800	x20853
1746B	Rebellion constructive algorithms, greedy, two pointers	800	x16720
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16370
1789B	Serval and Inversion Magic brute force, implementation, strings, two pointers	800	x15752
1896B	AB Flipping greedy, strings, two pointers	900	x13296
1359B	New Theatre Square brute force, dp, greedy, implementation, two pointers	1000	x27043
1690D	Black and White Stripe implementation, two pointers	1000	x26668
1840C	Ski Resort combinatorics, math, two pointers	1000	x24458
978C	Letters binary search, implementation, two pointers	1000	x24316
1744C	Traffic Light binary search, implementation, two pointers	1000	x24108
1760D	Challenging Valleys implementation, two pointers	1000	x22292
1691B	Shoe Shuffling constructive algorithms, greedy, implementation, two pointers	1000	x21190
1847B	Hamon Odyssey bitmasks, greedy, two pointers	1000	x19044
1251A	Broken Keyboard brute force, strings, two pointers	1000	x18786
1669F	Eating Candies binary search, data structures, greedy, two pointers	1100	x22950
1547C	Pair Programming greedy, two pointers	1100	x21996
1921D	Very Different Array data structures, greedy, sortings, two pointers	1100	x19864
1832B	Maximum Sum brute force, sortings, two pointers	1100	x19537
1899C	Yarik and Array dp, greedy, two pointers	1100	x18001
1656B	Subtract Operation data structures, greedy, math, two pointers	1100	x17602
1827A	Counting Orders combinatorics, math, sortings, two pointers	1100	x17407
1741C	Minimize the Thickness brute force, greedy, math, two pointers	1100	x17171
1610B	Kalindrome Array greedy, two pointers	1100	x14726
1820B	JoJo's Incredible Adventures math, strings, two pointers	1100	x13336
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12735
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11627
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46402
1343C	Alternating Subsequence dp, greedy, two pointers	1200	x36270
1354B	Ternary String binary search, dp, implementation, two pointers	1200	x29092
1399C	Boats Competition brute force, greedy, two pointers	1200	x27720
1364A	XXXXX brute force, data structures, number theory, two pointers	1200	x26756
1133C	Balanced Team sortings, two pointers	1200	x21253
1006C	Three Parts of the Array binary search, data structures, two pointers	1200	x20173
1598C	Delete Two Elements data structures, dp, implementation, math, two pointers	1200	x20008
1692E	Binary Deque binary search, implementation, two pointers	1200	x19843
961B	Lecture Sleep data structures, dp, implementation, two pointers	1200	x19163
1729D	Friends and the Restaurant greedy, sortings, two pointers	1200	x18760
1793C	Dora and Search constructive algorithms, data structures, two pointers	1200	x18049
1257C	Dominated Subarray greedy, implementation, sortings, strings, two pointers	1200	x15545
1928B	Equalize binary search, greedy, sortings, two pointers	1200	x15122
1582C	Grandma Capa Knits a Scarf brute force, data structures, greedy, strings, two pointers	1200	x14278
6C	Alice, Bob and Chocolate greedy, two pointers	1200	x12973
387B	George and Round brute force, greedy, two pointers	1200	x11905
1305B	Kuroni and Simple Strings constructive algorithms, greedy, strings, two pointers	1200	x11309
264A	Escape from Stones constructive algorithms, data structures, implementation, two pointers	1200	x10585
842A	Kirill And The Game brute force, two pointers	1200	x9956
892B	Wrath greedy, implementation, two pointers	1200	x8657
302B	Eugeny and Play List binary search, implementation, two pointers	1200	x7775
769B	News About Credit *special problem, greedy, two pointers	1200	x3232
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x27336
1538C	Number of Pairs binary search, data structures, math, two pointers	1300	x26928
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x21200
1366B	Shuffle math, two pointers	1300	x19570
1364B	Most socially-distanced subsequence greedy, two pointers	1300	x18402
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18102
251A	Points on Line binary search, combinatorics, two pointers	1300	x16561
1676F	Longest Strike data structures, greedy, implementation, sortings, two pointers	1300	x15756
1237B	Balanced Tunnel data structures, sortings, two pointers	1300	x14667
1736C1	Good Subarrays (Easy Version) binary search, data structures, schedules, two pointers	1300	x14473
1873F	Money Trees binary search, greedy, math, two pointers	1300	x13722
1794C	Scoring Subsequences binary search, greedy, math, two pointers	1300	x12411
1265B	Beautiful Numbers data structures, implementation, math, two pointers	1300	x12291
1007A	Reorder the Array combinatorics, data structures, math, sortings, two pointers	1300	x11980
716B	Complete the Word greedy, two pointers	1300	x11798
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10692
1225B2	TV Subscriptions (Hard Version) implementation, two pointers	1300	x10075
1107C	Brutality greedy, sortings, two pointers	1300	x9642
318B	Strings of Power implementation, strings, two pointers	1300	x7368
1776H	Beppa and SwerChat two pointers	1300	x5995
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4673
60A	Where Are My Flakes? implementation, two pointers	1300	x3523
279B	Books binary search, brute force, implementation, two pointers	1400	x47598
1324D	Pair of Topics binary search, data structures, sortings, two pointers	1400	x26670
1374D	Zero Remainder Array math, sortings, two pointers	1400	x22158
1369C	RationalLee greedy, math, sortings, two pointers	1400	x19011
1535C	Unstable String binary search, dp, greedy, implementation, strings, two pointers	1400	x16060
1692G	2^Sort data structures, dp, sortings, two pointers	1400	x15852
1701C	Schedule Management binary search, greedy, implementation, two pointers	1400	x15685
1628A	Meximum Array binary search, constructive algorithms, greedy, implementation, math, two pointers	1400	x15177
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x13921
1932C	LR-remainders brute force, data structures, implementation, math, two pointers	1400	x13480
1721C	Min-Max Array Transformation binary search, greedy, two pointers	1400	x12957
1719C	Fighting Tournament binary search, data structures, implementation, two pointers	1400	x12856
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x12778
1927E	Klever Permutation constructive algorithms, math, two pointers	1400	x12272
1955D	Inaccurate Subsequence Search data structures, two pointers	1400	x12185
1904C	Array Game binary search, brute force, data structures, sortings, two pointers	1400	x10500
602B	Approximating a Constant Range dp, implementation, two pointers	1400	x10408
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x10301
1609C	Complex Market Analysis binary search, dp, implementation, number theory, schedules, two pointers	1400	x9472
1190A	Tokitsukaze and Discard Items implementation, two pointers	1400	x9112
1883G1	Dances (Easy version) binary search, greedy, two pointers	1400	x9094

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