Problemset - Codeforces

→ Pay attention

Contest is running
Codeforces Round 945 (Div. 2)
00:07:52

→ Filter Problems

Difficulty: —

two pointers

Add tag

Problems

#	Name
381A	Sereja and Dima greedy, implementation, two pointers	800	x60653
1791C	Prepend and Append implementation, two pointers	800	x40806
1462A	Favorite Sequence implementation, two pointers	800	x40040
1843A	Sasha and Array Coloring greedy, sortings, two pointers	800	x33047
1873D	1D Eraser greedy, implementation, two pointers	800	x32805
1840A	Cipher Shifer implementation, strings, two pointers	800	x32665
1851B	Parity Sort greedy, sortings, two pointers	800	x28144
1843B	Long Long greedy, math, two pointers	800	x28088
1968B	Prefiquence greedy, two pointers	800	x22866
1646B	Quality vs Quantity brute force, constructive algorithms, greedy, sortings, two pointers	800	x20879
1972A	Contest Proposal brute force, greedy, two pointers	800	x17767
1746B	Rebellion constructive algorithms, greedy, two pointers	800	x16769
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16390
1789B	Serval and Inversion Magic brute force, implementation, strings, two pointers	800	x15805
1896B	AB Flipping greedy, strings, two pointers	900	x13432
1359B	New Theatre Square brute force, dp, greedy, implementation, two pointers	1000	x27092
1690D	Black and White Stripe implementation, two pointers	1000	x26932
1840C	Ski Resort combinatorics, math, two pointers	1000	x24731
978C	Letters binary search, implementation, two pointers	1000	x24450
1744C	Traffic Light binary search, implementation, two pointers	1000	x24362
1760D	Challenging Valleys implementation, two pointers	1000	x22461
1691B	Shoe Shuffling constructive algorithms, greedy, implementation, two pointers	1000	x21332
1847B	Hamon Odyssey bitmasks, greedy, two pointers	1000	x19124
1251A	Broken Keyboard brute force, strings, two pointers	1000	x18827
1669F	Eating Candies binary search, data structures, greedy, two pointers	1100	x23211
1547C	Pair Programming greedy, two pointers	1100	x22046
1921D	Very Different Array data structures, greedy, sortings, two pointers	1100	x20054
1832B	Maximum Sum brute force, sortings, two pointers	1100	x19739
1899C	Yarik and Array dp, greedy, two pointers	1100	x18234
1656B	Subtract Operation data structures, greedy, math, two pointers	1100	x17713
1827A	Counting Orders combinatorics, math, sortings, two pointers	1100	x17536
1741C	Minimize the Thickness brute force, greedy, math, two pointers	1100	x17222
1610B	Kalindrome Array greedy, two pointers	1100	x14836
1820B	JoJo's Incredible Adventures math, strings, two pointers	1100	x13447
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12932
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11713
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46686
1343C	Alternating Subsequence dp, greedy, two pointers	1200	x36436
1354B	Ternary String binary search, dp, implementation, two pointers	1200	x29194
1399C	Boats Competition brute force, greedy, two pointers	1200	x27809
1364A	XXXXX brute force, data structures, number theory, two pointers	1200	x26828
1133C	Balanced Team sortings, two pointers	1200	x21382
1006C	Three Parts of the Array binary search, data structures, two pointers	1200	x20324
1598C	Delete Two Elements data structures, dp, implementation, math, two pointers	1200	x20090
1692E	Binary Deque binary search, implementation, two pointers	1200	x20057
961B	Lecture Sleep data structures, dp, implementation, two pointers	1200	x19297
1729D	Friends and the Restaurant greedy, sortings, two pointers	1200	x18916
1793C	Dora and Search constructive algorithms, data structures, two pointers	1200	x18223
1257C	Dominated Subarray greedy, implementation, sortings, strings, two pointers	1200	x15606
1928B	Equalize binary search, greedy, sortings, two pointers	1200	x15383
1582C	Grandma Capa Knits a Scarf brute force, data structures, greedy, strings, two pointers	1200	x14480
6C	Alice, Bob and Chocolate greedy, two pointers	1200	x13037
387B	George and Round brute force, greedy, two pointers	1200	x11923
1305B	Kuroni and Simple Strings constructive algorithms, greedy, strings, two pointers	1200	x11390
264A	Escape from Stones constructive algorithms, data structures, implementation, two pointers	1200	x10612
842A	Kirill And The Game brute force, two pointers	1200	x9968
892B	Wrath greedy, implementation, two pointers	1200	x8676
302B	Eugeny and Play List binary search, implementation, two pointers	1200	x7796
769B	News About Credit *special problem, greedy, two pointers	1200	x3237
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x27542
1538C	Number of Pairs binary search, data structures, math, two pointers	1300	x27083
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x21296
1366B	Shuffle math, two pointers	1300	x19643
1364B	Most socially-distanced subsequence greedy, two pointers	1300	x18481
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18405
251A	Points on Line binary search, combinatorics, two pointers	1300	x16784
1676F	Longest Strike data structures, greedy, implementation, sortings, two pointers	1300	x15887
1237B	Balanced Tunnel data structures, sortings, two pointers	1300	x14762
1736C1	Good Subarrays (Easy Version) binary search, data structures, schedules, two pointers	1300	x14552
1873F	Money Trees binary search, greedy, math, two pointers	1300	x13918
1794C	Scoring Subsequences binary search, greedy, math, two pointers	1300	x12522
1265B	Beautiful Numbers data structures, implementation, math, two pointers	1300	x12304
1007A	Reorder the Array combinatorics, data structures, math, sortings, two pointers	1300	x11992
716B	Complete the Word greedy, two pointers	1300	x11822
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10763
1225B2	TV Subscriptions (Hard Version) implementation, two pointers	1300	x10131
1107C	Brutality greedy, sortings, two pointers	1300	x9658
318B	Strings of Power implementation, strings, two pointers	1300	x7379
1776H	Beppa and SwerChat two pointers	1300	x6036
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4683
60A	Where Are My Flakes? implementation, two pointers	1300	x3531
279B	Books binary search, brute force, implementation, two pointers	1400	x48009
1324D	Pair of Topics binary search, data structures, sortings, two pointers	1400	x26821
1374D	Zero Remainder Array math, sortings, two pointers	1400	x22260
1369C	RationalLee greedy, math, sortings, two pointers	1400	x19078
1535C	Unstable String binary search, dp, greedy, implementation, strings, two pointers	1400	x16113
1692G	2^Sort data structures, dp, sortings, two pointers	1400	x16026
1701C	Schedule Management binary search, greedy, implementation, two pointers	1400	x15806
1628A	Meximum Array binary search, constructive algorithms, greedy, implementation, math, two pointers	1400	x15227
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x13970
1932C	LR-remainders brute force, data structures, implementation, math, two pointers	1400	x13771
1721C	Min-Max Array Transformation binary search, greedy, two pointers	1400	x12994
1955D	Inaccurate Subsequence Search data structures, two pointers	1400	x12909
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x12909
1719C	Fighting Tournament binary search, data structures, implementation, two pointers	1400	x12882
1927E	Klever Permutation constructive algorithms, math, two pointers	1400	x12474
1904C	Array Game binary search, brute force, data structures, sortings, two pointers	1400	x10725
602B	Approximating a Constant Range dp, implementation, two pointers	1400	x10452
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x10331
1609C	Complex Market Analysis binary search, dp, implementation, number theory, schedules, two pointers	1400	x9503

←