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Problemset

166 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2233C	Cost of a Bracket Sequence brute force dp greedy	1400	9.3k
2228C1	Cirno and Number (Easy Version) binary search brute force dp greedy implementation	1500	8k
2215D	EXPloration, EXPloitation, and Gain Some EXPerience! bitmasks brute force dp greedy implementation	2800	162
2211E	Minimum Path Cover brute force dp greedy interactive math number theory trees	2500	1k
2185H	BattleCows 2 binary search brute force data structures dp greedy	2500	752
2173D	Taiga's Carry Chains bitmasks brute force dp greedy math	1900	3.8k
2159B	Rectangles brute force data structures dp dsu greedy implementation two pointers	2100	3.4k
2159D1	Inverse Minimum Partition (Easy Version) binary search brute force dp geometry greedy math two pointers	2500	1.7k
2157E	Adjusting Drones binary search brute force data structures dp dsu greedy implementation sortings	1900	4.6k
2157G	Isaac's Queries bitmasks brute force constructive algorithms dfs and similar divide and conquer dp greedy interactive math probabilities	2800	672
2156E	Best Time to Buy and Sell Stock binary search brute force data structures dp games graphs greedy	2500	1k
2129B	Stay or Mirror brute force data structures dp greedy sortings	1600	15.1k
2128D	Sum of LDS brute force combinatorics dp greedy math	1600	12.9k
2127H	23 Rises Again brute force dfs and similar dp flows graph matchings graphs greedy implementation probabilities trees	3100	1.9k
2122D	Traffic Lights brute force data structures divide and conquer dp graphs greedy shortest paths	2400	2.8k
2115B	Gellyfish and Camellia Japonica brute force constructive algorithms dfs and similar dp graphs greedy trees	2100	5k
2114G	Build an Array brute force constructive algorithms dp greedy math number theory	2200	2.1k
2108C	Neo's Escape binary search brute force data structures dp dsu graphs greedy implementation	1500	15.1k
2107F1	Cycling (Easy Version) binary search brute force dp greedy	2300	1.9k
2107F2	Cycling (Hard Version) binary search brute force data structures dp greedy	2800	566
2104B	Move to the End brute force data structures dp greedy implementation	1000	21.3k
2091G	Gleb and Boating brute force constructive algorithms data structures dp graphs greedy math number theory shortest paths	2300	1.6k
2086E	Zebra-like Numbers bitmasks brute force constructive algorithms dfs and similar dp greedy math	2400	1.7k
2072E	Do You Love Your Hero and His Two-Hit Multi-Target Attacks? binary search brute force constructive algorithms dp geometry greedy math	1500	12.6k
2067B	Two Large Bags brute force dp greedy sortings	1200	19.4k
2064C	Remove the Ends brute force constructive algorithms dp greedy	1300	18.1k
2064D	Eating binary search bitmasks brute force data structures dp greedy trees two pointers	1900	6k
2063C	Remove Exactly Two brute force data structures dfs and similar dp graphs greedy sortings trees	1600	15.1k
2061E	Kevin and And bitmasks brute force dp greedy math sortings	2000	4.1k
2053F	Earnest Matrix Complement brute force data structures dp greedy implementation math	2600	963
2043C	Sums on Segments binary search brute force data structures dp greedy math	1600	11.5k
2043F	Nim bitmasks brute force combinatorics dp games greedy implementation shortest paths	2700	918
2038K	Grid Walk brute force dp greedy math number theory	2100	1.8k
2038L	Bridge Renovation brute force dp greedy math two pointers	1400	8.3k
2027C	Add Zeros brute force data structures dfs and similar dp graphs greedy	1500	14.1k
2023D	Many Games brute force dp greedy math probabilities	2900	612
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
2019A	Max Plus Size brute force dp greedy	800	27.5k
2013E	Prefix GCD brute force dp greedy math number theory	2200	4.4k
2013F1	Game in Tree (Easy Version) binary search brute force data structures dp games greedy implementation trees	2700	679
2008E	Alternating String brute force data structures dp greedy implementation strings	1500	13.8k
2003E1	Turtle and Inversions (Easy Version) brute force divide and conquer dp greedy math	2600	902
2003E2	Turtle and Inversions (Hard Version) brute force data structures divide and conquer dp greedy math two pointers	2700	654
2003F	Turtle and Three Sequences brute force data structures dp greedy math probabilities two pointers	2800	838
1997F	Chips on a Line brute force combinatorics dp greedy math	2700	1.3k
1992F	Valuable Cards brute force dp greedy number theory two pointers	1900	7.7k
1990D	Grid Puzzle bitmasks brute force dp greedy implementation	1800	7.9k
1990F	Polygonal Segments brute force data structures divide and conquer dp greedy two pointers	2800	464
1989D	Smithing Skill brute force data structures dp greedy math sortings two pointers	1900	7.2k
1986D	Mathematical Problem brute force dp greedy implementation math two pointers	1400	18.2k
1979D	Fixing a Binary String bitmasks brute force constructive algorithms dp greedy hashing strings	1800	8k
1978E	Computing Machine brute force data structures dp greedy implementation	2000	4.7k
1977C	Nikita and LCM brute force data structures dp greedy math number theory sortings	1900	8.2k
1975D	Paint the Tree brute force dfs and similar dp greedy shortest paths trees	1700	7.6k
1956D	Nene and the Mex Operator bitmasks brute force constructive algorithms divide and conquer dp greedy implementation math	2000	4.9k
1948B	Array Fix brute force dp greedy implementation	1100	26.5k
1941B	Rudolf and 121 brute force dp greedy math	1000	35.3k
1935C	Messenger in MAC binary search brute force constructive algorithms data structures dp greedy sortings	1800	9.9k
1934B	Yet Another Coin Problem brute force dp greedy math	1200	22.4k
1930D1	Sum over all Substrings (Easy Version) brute force dp greedy strings	1800	4.9k
1929E	Sasha and the Happy Tree Cutting bitmasks brute force dfs and similar dp graphs greedy math trees	2300	2.1k
1928E	Modular Sequence brute force constructive algorithms dp graphs greedy math number theory	2300	2.3k
1927D	Find the Different Ones! binary search brute force data structures dp dsu greedy two pointers	1300	35.3k
1914D	Three Activities brute force dp greedy implementation sortings	1200	40.7k
1895E	Infinite Card Game binary search brute force data structures dfs and similar dp dsu games graphs greedy sortings two pointers	2300	1.9k
1889C1	Doremy's Drying Plan (Easy Version) brute force data structures dp greedy sortings	2000	4k
1884C	Medium Design brute force data structures dp greedy sortings	1700	7.5k
1864D	Matrix Cascade brute force constructive algorithms data structures dp greedy math	1700	7.7k
1863E	Speedrun brute force dfs and similar dp graphs greedy math sortings two pointers	2100	3.3k
1859C	Another Permutation Problem brute force dp greedy math	1200	18.9k
1858B	The Walkway brute force dp greedy math number theory	1500	13.2k
1858D	Trees and Segments brute force data structures dp greedy two pointers	2200	3.3k
1854E	Game Bundles brute force constructive algorithms dp greedy math	3000	575
1847C	Vampiric Powers, anyone? bitmasks brute force dp greedy	1400	15k
1845D	Rating System binary search brute force data structures dp dsu greedy math two pointers	1800	9.2k
1841C	Ranom Numbers brute force dp greedy math strings	1800	9.2k
1826D	Running Miles brute force dp greedy	1700	15.8k
1821E	Rearrange Brackets brute force dp greedy sortings strings	2100	2.8k
1808C	Unlucky Numbers brute force dp greedy implementation	1900	4.4k
1807G1	Subsequence Addition (Easy Version) brute force data structures dp greedy implementation sortings	1100	22.7k
1804D	Accommodation brute force dp greedy implementation	2000	5.3k
1799F	Halve or Subtract binary search brute force dp greedy sortings	2700	1.1k
1789F	Serval and Brain Power bitmasks brute force dp greedy implementation strings	2700	1k
1769C1	Подкрутка I *special brute force dp greedy	1200	1.1k
1748C	Zero-Sum Prefixes brute force data structures dp greedy implementation	1600	13.3k
1743D	Problem with Random Tests brute force dp greedy probabilities	1700	8.5k
1737D	Ela and the Wiring Wizard brute force dp graphs greedy implementation shortest paths	2200	2.1k
1732B	Ugu brute force dp greedy implementation	900	17.5k
1714D	Color with Occurrences brute force data structures dp greedy strings	1600	10.5k
1710C	XOR Triangle bitmasks brute force constructive algorithms dp greedy math	2500	1.7k
1706D2	Chopping Carrots (Hard Version) brute force constructive algorithms data structures dp greedy math number theory two pointers	2400	2k
1703G	Good Key, Bad Key bitmasks brute force dp greedy math	1600	13k
1701E	Text Editor brute force dp greedy strings	2500	1.4k
1697E	Coloring brute force combinatorics constructive algorithms dp geometry graphs greedy implementation math	2400	1.5k
1696H	Maximum Product? brute force combinatorics dp greedy implementation math two pointers	3500	215
1695C	Zero Path brute force data structures dp graphs greedy shortest paths	1700	14.5k
1695D1	Tree Queries (Easy Version) brute force constructive algorithms dfs and similar dp greedy trees	2200	2.5k
1693D	Decinc Dividing brute force data structures divide and conquer dp greedy	2800	1.2k
1661B	Getting Zero bitmasks brute force dfs and similar dp graphs greedy shortest paths	1300	21.1k
1659C	Line Empire binary search brute force dp greedy implementation math	1500	15.8k

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