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Problemset

1,984 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
1742G	Orray bitmasks brute force greedy math sortings	1500	13.7k
1741C	Minimize the Thickness brute force greedy math two pointers	1100	19.6k
1741G	Kirill and Company bitmasks brute force dfs and similar dp flows graphs shortest paths	2200	2k
1737D	Ela and the Wiring Wizard brute force dp graphs greedy implementation shortest paths	2200	2.1k
1736A	Make A Equal to B brute force greedy sortings	800	24.2k
1735D	Meta-set brute force combinatorics data structures hashing math	1700	7.1k
1734A	Select Three Sticks brute force greedy sortings	800	22.5k
1732A	Bestie brute force combinatorics constructive algorithms implementation math number theory	1000	17.8k
1732B	Ugu brute force dp greedy implementation	900	17.5k
1732C2	Sheikh (Hard Version) binary search bitmasks brute force greedy implementation two pointers	2100	3.2k
1732D1	Balance (Easy version) brute force data structures implementation number theory	1500	10k
1732D2	Balance (Hard version) brute force data structures number theory	2400	1.6k
1731C	Even Subarrays bitmasks brute force hashing math number theory	1700	12.5k
1731D	Valiant's New Map binary search brute force data structures dp two pointers	1700	8.7k
1731F	Function Sum brute force combinatorics dp fft math	2500	924
1728A	Colored Balls: Revisited brute force greedy implementation sortings	800	25.5k
1728E	Red-Black Pepper brute force data structures greedy math number theory	2300	2.1k
1728G	Illumination binary search bitmasks brute force combinatorics dp math two pointers	2700	669
1726D	Edge Split brute force constructive algorithms dfs and similar dsu graphs probabilities trees	2000	4.3k
1722E	Counting Rectangles brute force data structures dp implementation	1600	13.7k
1721F	Matching Reduction brute force constructive algorithms dfs and similar flows graph matchings graphs interactive	2800	641
1720B	Interesting Sum brute force data structures greedy math sortings	800	22.5k
1720D1	Xor-Subsequence (easy version) bitmasks brute force dp strings trees two pointers	1800	6.8k
1716D	Chip Move brute force dp math	2000	6.3k
1714D	Color with Occurrences brute force data structures dp greedy strings	1600	10.5k
1714E	Add Modulo 10 brute force math number theory	1400	24.7k
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
1711B	Party brute force graphs	1300	14.5k
1710B	Rain binary search brute force data structures geometry greedy implementation math	2100	2.8k
1710C	XOR Triangle bitmasks brute force constructive algorithms dp greedy math	2500	1.7k
1709A	Three Doors brute force greedy implementation math	800	31.8k
1709F	Multiset of Strings bitmasks brute force dp fft flows graphs math meet-in-the-middle trees	2500	729
1707B	Difference Array brute force data structures implementation sortings	1900	6.5k
1706D1	Chopping Carrots (Easy Version) binary search brute force constructive algorithms greedy number theory	1700	7.8k
1706D2	Chopping Carrots (Hard Version) brute force constructive algorithms data structures dp greedy math number theory two pointers	2400	2k
1705C	Mark and His Unfinished Essay brute force implementation	1400	14.7k
1705E	Mark and Professor Koro binary search bitmasks brute force combinatorics data structures greedy	2300	2.5k
1704B	Luke is a Foodie brute force greedy implementation	1000	32k
1704E	Count Seconds brute force constructive algorithms dp graphs implementation math	2200	2.7k
1703A	YES or YES? brute force implementation strings	800	100.3k
1703C	Cypher brute force implementation strings	800	41.4k
1703D	Double Strings brute force data structures strings	1100	29.7k
1703G	Good Key, Bad Key bitmasks brute force dp greedy math	1600	13k
1701E	Text Editor brute force dp greedy strings	2500	1.4k
1700E	Serega the Pirate brute force constructive algorithms	2600	1k
1698A	XOR Mixup bitmasks brute force	800	33.3k
1698C	3SUM Closure brute force data structures	1300	19.9k
1698E	PermutationForces II brute force combinatorics greedy sortings trees two pointers	2300	1.9k
1697E	Coloring brute force combinatorics constructive algorithms dp geometry graphs greedy implementation math	2400	1.5k
1696F	Tree Recovery brute force constructive algorithms dfs and similar dsu graphs trees	2600	1.2k
1696G	Fishingprince Plays With Array Again brute force data structures geometry math	3300	430
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
1692D	The Clock brute force implementation	1100	22.1k
1692F	3SUM brute force math	1300	27.9k
1691A	Beat The Odds brute force greedy math	800	32.4k
1691C	Sum of Substrings brute force constructive algorithms greedy math strings	1400	17.4k
1689A	Lex String brute force greedy implementation sortings two pointers	800	17.8k
1689E	ANDfinity bitmasks brute force constructive algorithms dfs and similar dsu graphs	2500	1.4k
1688A	Cirno's Perfect Bitmasks Classroom bitmasks brute force	800	23.7k
1687A	The Enchanted Forest brute force greedy	1600	11.5k
1687C	Sanae and Giant Robot binary search brute force data structures dsu greedy sortings	2500	1.7k
1687D	Cute number binary search brute force data structures dsu implementation math	2900	776
1685C	Bring Balance brute force constructive algorithms greedy	2600	1.4k
1684C	Column Swapping brute force constructive algorithms greedy implementation sortings	1400	13.3k
1684E	MEX vs DIFF binary search brute force constructive algorithms data structures greedy two pointers	2100	3.7k
1681D	Required Length brute force dfs and similar dp hashing shortest paths	1700	10.9k
1680A	Minimums and Maximums brute force math	800	22.4k
1680D	Dog Walking brute force greedy math	2400	1.4k
1679A	AvtoBus brute force greedy math number theory	900	43k
1677A	Tokitsukaze and Strange Inequality brute force data structures dp	1600	9.4k
1676C	Most Similar Words brute force greedy implementation math strings	800	35.4k
1676D	X-Sum brute force greedy implementation	1000	29.9k
1676H1	Maximum Crossings (Easy Version) brute force	1400	16.6k
1674E	Breaking the Wall binary search brute force constructive algorithms greedy math	2000	7.8k
1673B	A Perfectly Balanced String? brute force greedy strings	1100	23k
1673C	Palindrome Basis brute force dp math number theory	1500	19k
1671B	Consecutive Points Segment brute force math sortings	1000	19.8k
1671C	Dolce Vita binary search brute force greedy math	1200	27k
1671D	Insert a Progression brute force constructive algorithms greedy	1600	8.5k
1671F	Permutation Counting brute force combinatorics dp fft math	2700	514
1670B	Dorms War brute force implementation strings	1100	13.5k
1670D	Very Suspicious binary search brute force geometry greedy implementation math	1700	5.7k
1667A	Make it Increasing brute force greedy math	1300	15.8k
1666C	Connect the Points brute force constructive algorithms geometry	1800	3.8k
1666I	Interactive Treasure Hunt brute force constructive algorithms geometry interactive math	2200	1.8k
1665E	MinimizOR bitmasks brute force data structures divide and conquer greedy implementation two pointers	2500	1.9k
1662A	Organizing SWERC brute force implementation	unrated	4.9k
1662H	Boundary brute force math	unrated	3.4k
1662I	Ice Cream Shop brute force implementation sortings	unrated	2.5k
1662O	Circular Maze brute force dfs and similar graphs implementation	unrated	1.6k
1661B	Getting Zero bitmasks brute force dfs and similar dp graphs greedy shortest paths	1300	21.1k
1661E	Narrow Components brute force data structures dp dsu math trees	2500	1.2k
1660D	Maximum Product Strikes Back brute force implementation math two pointers	1600	12k
1660E	Matrix and Shifts brute force constructive algorithms greedy implementation	1600	8.2k
1660F1	Promising String (easy version) brute force implementation math strings	1700	8k
1659C	Line Empire binary search brute force dp greedy implementation math	1500	15.9k

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