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Problemset

59 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2246D	diss_quack and Array Game bitmasks brute force games greedy	unrated	2.8k
2242E	Product of Closures bitmasks brute force constructive algorithms greedy implementation math number theory	2200	1.4k
2215D	EXPloration, EXPloitation, and Gain Some EXPerience! bitmasks brute force dp greedy implementation	2800	162
2200B	Deletion Sort bitmasks brute force greedy sortings	800	27.9k
2196E1	Fuzzy Concatenation (Easy Version) binary search bitmasks brute force data structures greedy string suffix structures	2900	311
2182F2	Christmas Reindeer (hard version) bitmasks brute force combinatorics data structures greedy math	2500	1.1k
2173D	Taiga's Carry Chains bitmasks brute force dp greedy math	1900	3.8k
2170A	Maximum Neighborhood bitmasks brute force greedy implementation math	800	20.6k
2157G	Isaac's Queries bitmasks brute force constructive algorithms dfs and similar divide and conquer dp greedy interactive math probabilities	2800	672
2147E	Maximum OR Popcount binary search bitmasks brute force data structures greedy	2300	2.2k
2093F	Hackers and Neural Networks bitmasks brute force greedy	1800	6k
2086E	Zebra-like Numbers bitmasks brute force constructive algorithms dfs and similar dp greedy math	2400	1.7k
2074C	XOR and Triangle bitmasks brute force geometry greedy probabilities	1100	22.4k
2064D	Eating binary search bitmasks brute force data structures dp greedy trees two pointers	1900	6k
2061E	Kevin and And bitmasks brute force dp greedy math sortings	2000	4.1k
2048C	Kevin and Binary Strings bitmasks brute force greedy implementation strings	1200	15.4k
2043E	Matrix Transformation bitmasks brute force data structures dfs and similar graphs greedy implementation	2300	1.9k
2043F	Nim bitmasks brute force combinatorics dp games greedy implementation shortest paths	2700	918
2020A	Find Minimum Operations bitmasks brute force greedy math number theory	800	26.2k
1990D	Grid Puzzle bitmasks brute force dp greedy implementation	1800	7.9k
1981C	Turtle and an Incomplete Sequence bitmasks brute force constructive algorithms greedy implementation math	1800	6.4k
1979D	Fixing a Binary String bitmasks brute force constructive algorithms dp greedy hashing strings	1800	8k
1977D	XORificator bitmasks brute force greedy hashing	2300	2.4k
1956D	Nene and the Mex Operator bitmasks brute force constructive algorithms divide and conquer dp greedy implementation math	2000	4.9k
1950F	0, 1, 2, Tree! bitmasks brute force greedy implementation trees	1700	11.5k
1946D	Birthday Gift bitmasks brute force constructive algorithms greedy implementation	1900	5.7k
1935E	Distance Learning Courses in MAC bitmasks brute force data structures greedy math	2400	1.7k
1929E	Sasha and the Happy Tree Cutting bitmasks brute force dfs and similar dp graphs greedy math trees	2300	2.1k
1913C	Game with Multiset binary search bitmasks brute force greedy	1300	17.8k
1903B	StORage room bitmasks brute force constructive algorithms greedy	1200	15k
1903D1	Maximum And Queries (easy version) binary search bitmasks brute force greedy	1700	7.4k
1882B	Sets and Union bitmasks brute force constructive algorithms greedy	1300	17.6k
1847C	Vampiric Powers, anyone? bitmasks brute force dp greedy	1400	15k
1789F	Serval and Brain Power bitmasks brute force dp greedy implementation strings	2700	1k
1742G	Orray bitmasks brute force greedy math sortings	1500	13.7k
1732C2	Sheikh (Hard Version) binary search bitmasks brute force greedy implementation two pointers	2100	3.2k
1710C	XOR Triangle bitmasks brute force constructive algorithms dp greedy math	2500	1.7k
1705E	Mark and Professor Koro binary search bitmasks brute force combinatorics data structures greedy	2300	2.5k
1703G	Good Key, Bad Key bitmasks brute force dp greedy math	1600	13k
1665E	MinimizOR bitmasks brute force data structures divide and conquer greedy implementation two pointers	2500	1.9k
1661B	Getting Zero bitmasks brute force dfs and similar dp graphs greedy shortest paths	1300	21.1k
1641D	Two Arrays bitmasks brute force combinatorics greedy hashing math two pointers	2700	1.6k
1622E	Math Test bitmasks brute force greedy	2200	2.3k
1599J	Bob's Beautiful Array bitmasks brute force greedy	2600	352
1560F1	Nearest Beautiful Number (easy version) binary search bitmasks brute force constructive algorithms dfs and similar greedy	1900	6.8k
1560F2	Nearest Beautiful Number (hard version) bitmasks brute force constructive algorithms dfs and similar dp greedy	2100	5.1k
1554B	Cobb bitmasks brute force greedy math	1700	13.9k
1553C	Penalty bitmasks brute force dp greedy	1200	20k
1516B	AGAGA XOOORRR bitmasks brute force dp greedy	1500	26.6k
1508C	Complete the MST bitmasks brute force data structures dfs and similar dsu graphs greedy trees	2500	1.8k
1500C	Matrix Sorting bitmasks brute force constructive algorithms greedy two pointers	2600	983
1494B	Berland Crossword bitmasks brute force greedy implementation	1400	15.4k
1395C	Boboniu and Bit Operations bitmasks brute force dp greedy	1600	15.4k
1391D	505 bitmasks brute force constructive algorithms dp greedy implementation	2000	5.8k
1285D	Dr. Evil Underscores bitmasks brute force dfs and similar divide and conquer dp greedy strings trees	1900	8.7k
1209E1	Rotate Columns (easy version) bitmasks brute force dp greedy sortings	2000	3.3k
979D	Kuro and GCD and XOR and SUM binary search bitmasks brute force data structures dp dsu greedy math number theory strings trees	2200	2.3k
202A	LLPS binary search bitmasks brute force greedy implementation strings	800	20.1k
27B	Tournament bitmasks brute force dfs and similar greedy	1300	6k

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