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Problemset

648 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
1827B1	Range Sorting (Easy Version) binary search dp dsu greedy trees two pointers	2000	4.6k
1820B	JoJo's Incredible Adventures math strings two pointers	1100	24.5k
1819B	The Butcher geometry greedy implementation sortings two pointers	1900	4.3k
1819D	Misha and Apples brute force data structures dp two pointers	2800	904
1814D	Balancing Weapons binary search brute force data structures math two pointers	2500	1.1k
1811G2	Vlad and the Nice Paths (hard version) binary search combinatorics data structures dp math two pointers	2200	2.2k
1808D	Petya, Petya, Petr, and Palindromes binary search brute force data structures two pointers	2100	2.8k
1805E	There Should Be a Lot of Maximums brute force data structures dfs and similar dp trees two pointers	2300	2k
1805F2	Survival of the Weakest (hard version) greedy math sortings two pointers	3100	535
1797E	Li Hua and Array brute force data structures dsu math number theory two pointers	2300	1.7k
1796D	Maximum Subarray data structures dp greedy two pointers	2000	5.5k
1794C	Scoring Subsequences binary search greedy math two pointers	1300	23.4k
1793C	Dora and Search constructive algorithms data structures two pointers	1200	35.2k
1793D	Moscow Gorillas binary search dp greedy implementation math two pointers	1800	7.2k
1793E	Velepin and Marketing binary search data structures dp greedy sortings two pointers	2600	1.4k
1792C	Min Max Sort binary search brute force greedy math two pointers	1500	17.1k
1791C	Prepend and Append implementation two pointers	800	78.8k
1789B	Serval and Inversion Magic brute force implementation strings two pointers	800	17.7k
1788D	Moving Dots binary search brute force combinatorics math two pointers	2000	4.8k
1787I	Treasure Hunt data structures divide and conquer two pointers	3400	424
1781E	Rectangle Shrinking binary search brute force data structures greedy implementation two pointers	2300	1.5k
1777C	Quiz Master binary search math number theory sortings two pointers	1700	12.9k
1776H	Beppa and SwerChat two pointers	1300	7.6k
1774D	Same Count One brute force constructive algorithms greedy implementation two pointers	1600	9.4k
1772G	Gaining Rating binary search greedy implementation math sortings two pointers	2200	1.6k
1771B	Hossam and Friends binary search constructive algorithms dp two pointers	1400	22.5k
1771E	Hossam and a Letter brute force dp implementation two pointers	2500	852
1766E	Decomposition binary search brute force data structures divide and conquer dp two pointers	2300	1.5k
1765D	Watch the Videos binary search constructive algorithms two pointers	1700	4.9k
1761E	Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers	2400	2.2k
1760D	Challenging Valleys implementation two pointers	1000	27.4k
1758D	Range = √Sum binary search brute force constructive algorithms math two pointers	1800	8.6k
1753F	Minecraft Series brute force two pointers	3500	257
1746B	Rebellion constructive algorithms greedy two pointers	800	18.8k
1744C	Traffic Light binary search implementation two pointers	1000	47.1k
1744F	MEX vs MED math two pointers	2000	3.9k
1741C	Minimize the Thickness brute force greedy math two pointers	1100	19.6k
1738E	Balance Addicts combinatorics dp math two pointers	2300	1.9k
1736C1	Good Subarrays (Easy Version) binary search data structures schedules two pointers	1300	16.6k
1736C2	Good Subarrays (Hard Version) binary search data structures dp two pointers	2400	1.5k
1734D	Slime Escape data structures dp greedy two pointers	1800	7.1k
1732C1	Sheikh (Easy version) binary search bitmasks greedy two pointers	1800	7.9k
1732C2	Sheikh (Hard Version) binary search bitmasks brute force greedy implementation two pointers	2100	3.2k
1731D	Valiant's New Map binary search brute force data structures dp two pointers	1700	8.7k
1730D	Prefixes and Suffixes constructive algorithms strings two pointers	2200	3.1k
1729D	Friends and the Restaurant greedy sortings two pointers	1200	32.5k
1729G	Cut Substrings combinatorics dp hashing strings two pointers	2100	2.6k
1728D	Letter Picking constructive algorithms dp games two pointers	1800	8.4k
1728G	Illumination binary search bitmasks brute force combinatorics dp math two pointers	2700	669
1725C	Circular Mirror binary search combinatorics geometry math two pointers	2000	2k
1721C	Min-Max Array Transformation binary search greedy two pointers	1400	14.7k
1720D1	Xor-Subsequence (easy version) bitmasks brute force dp strings trees two pointers	1800	6.8k
1719C	Fighting Tournament binary search data structures implementation two pointers	1400	14.5k
1712E1	LCM Sum (easy version) binary search brute force combinatorics math number theory two pointers	2300	2.5k
1712E2	LCM Sum (hard version) brute force data structures math number theory two pointers	2500	1.7k
1706D2	Chopping Carrots (Hard Version) brute force constructive algorithms data structures dp greedy math number theory two pointers	2400	2k
1701C	Schedule Management binary search greedy implementation two pointers	1400	25k
1701D	Permutation Restoration binary search data structures greedy math sortings two pointers	1900	6.3k
1699E	Three Days Grace data structures dp greedy math number theory two pointers	2600	1.4k
1698E	PermutationForces II brute force combinatorics greedy sortings trees two pointers	2300	1.9k
1697C	awoo's Favorite Problem binary search constructive algorithms data structures greedy implementation strings two pointers	1400	15.9k
1696H	Maximum Product? brute force combinatorics dp greedy implementation math two pointers	3500	215
1693F	I Might Be Wrong binary search greedy two pointers	3400	625
1692E	Binary Deque binary search implementation two pointers	1200	35.5k
1692G	2^Sort data structures dp sortings two pointers	1400	27.8k
1691B	Shoe Shuffling constructive algorithms greedy implementation two pointers	1000	37.6k
1691D	Max GEQ Sum binary search constructive algorithms data structures divide and conquer implementation two pointers	1800	7.7k
1690D	Black and White Stripe implementation two pointers	1000	50.1k
1690E	Price Maximization binary search greedy math two pointers	1500	17.2k
1689A	Lex String brute force greedy implementation sortings two pointers	800	17.8k
1684E	MEX vs DIFF binary search brute force constructive algorithms data structures greedy two pointers	2100	3.7k
1684F	Diverse Segments data structures two pointers	2600	1.2k
1682F	MCMF? data structures flows graphs greedy sortings two pointers	2700	471
1680C	Binary String binary search greedy strings two pointers	1600	11.2k
1676F	Longest Strike data structures greedy implementation sortings two pointers	1300	20.6k
1672D	Cyclic Rotation constructive algorithms greedy implementation two pointers	1700	7k
1669F	Eating Candies binary search data structures greedy two pointers	1100	42.1k
1665E	MinimizOR bitmasks brute force data structures divide and conquer greedy implementation two pointers	2500	1.9k
1660D	Maximum Product Strikes Back brute force implementation math two pointers	1600	12k
1659D	Reverse Sort Sum constructive algorithms data structures greedy implementation math two pointers	1900	4.5k
1656B	Subtract Operation data structures greedy math two pointers	1100	28.3k
1646B	Quality vs Quantity brute force constructive algorithms greedy sortings two pointers	800	22.9k
1641D	Two Arrays bitmasks brute force combinatorics greedy hashing math two pointers	2700	1.6k
1638F	Two Posters brute force data structures greedy two pointers	3200	277
1632D	New Year Concert binary search data structures greedy math number theory two pointers	2000	5.4k
1630B	Range and Partition binary search constructive algorithms data structures greedy two pointers	1800	6.5k
1630C	Paint the Middle dp greedy sortings two pointers	2200	3.4k
1628A	Meximum Array binary search constructive algorithms greedy implementation math two pointers	1400	17.2k
1627E	Not Escaping data structures dp implementation shortest paths two pointers	2200	2.9k
1626C	Monsters And Spells binary search data structures dp greedy implementation math two pointers	1700	12k
1622D	Shuffle combinatorics math two pointers	2000	4.8k
1619H	Permutation and Queries brute force data structures divide and conquer two pointers	2400	1.5k
1611E1	Escape The Maze (easy version) dfs and similar greedy shortest paths trees two pointers	1700	8.5k
1611F	ATM and Students binary search data structures two pointers	1800	7.5k
1610B	Kalindrome Array greedy two pointers	1100	24.8k
1609C	Complex Market Analysis binary search dp implementation number theory schedules two pointers	1400	10.5k
1609F	Interesting Sections data structures divide and conquer meet-in-the-middle two pointers	2800	1.1k
1608C	Game Master data structures dfs and similar dp graphs greedy two pointers	1700	7.4k
1607H	Banquet Preparations 2 greedy sortings two pointers	2200	1.5k
1605E	Array Equalizer binary search greedy implementation math number theory sortings two pointers	2400	1.2k

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