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Problemset

3,040 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
2163B	Siga ta Kymata constructive algorithms greedy implementation math	1700	9.5k
2163D1	Diadrash (Easy Version) binary search brute force divide and conquer implementation interactive	2100	2.8k
2161A	Round Trip games greedy implementation math	800	16k
2161B	Make Connected brute force implementation	1700	5.6k
2161E	Left is Always Right combinatorics implementation math	2400	803
2159A	MAD Interactive Problem constructive algorithms implementation interactive	1700	9k
2159B	Rectangles brute force data structures dp dsu greedy implementation two pointers	2100	3.4k
2158D	Palindrome Flipping brute force constructive algorithms graphs implementation shortest paths strings	2000	3.4k
2158E	Sink data structures divide and conquer dsu graphs implementation	2600	665
2157A	Dungeon Equilibrium greedy implementation sortings	800	18k
2157B	Expansion Plan 2 implementation math	900	14.4k
2157C	Meximum Array 2 constructive algorithms greedy implementation math	1400	10.9k
2157E	Adjusting Drones binary search brute force data structures dp dsu greedy implementation sortings	1900	4.6k
2156B	Strange Machine binary search brute force greedy implementation	1000	21.6k
2156F1	Strange Operation (Easy Version) brute force data structures greedy implementation sortings	2200	1.7k
2155A	El fucho implementation math	800	25.9k
2155C	The Ancient Wizards' Capes brute force greedy implementation	1500	10.9k
2154C1	No Cost Too Great (Easy Version) greedy implementation math number theory	1400	14.2k
2154F1	Bombing (Easy Version) brute force combinatorics constructive algorithms implementation math	2700	594
2153C	Symmetrical Polygons constructive algorithms geometry greedy implementation sortings	1500	12.3k
2153F	Odd Queries on Odd Array bitmasks brute force data structures implementation trees	2900	337
2152A	Increase or Smash greedy implementation	800	24k
2152G	Query Jungle data structures implementation math matrices trees	2900	2.7k
2151C	Incremental Stay greedy implementation math	1400	11k
2150A	Incremental Path data structures hashing implementation	1300	13.3k
2150B	Grid Counting combinatorics implementation math	1700	7.5k
2150F	Cycle Closing constructive algorithms graphs implementation shortest paths trees	3000	224
2150G	Counting Is Fun: The Finale combinatorics implementation	3500	248
2148F	Gravity Falls greedy implementation sortings	1800	6.9k
2147C	Rabbits constructive algorithms dp greedy implementation	1500	11.3k
2146A	Equal Occurrences brute force greedy implementation	800	22.5k
2146B	Merging the Sets greedy implementation	1100	16.6k
2145B	Deck of Cards greedy implementation	1000	22.5k
2141A	Furniture Store *special implementation	800	1.7k
2138D	Antiamuny and Slider Movement brute force combinatorics implementation math sortings	2600	682
2137C	Maximum Even Sum brute force greedy implementation math	1100	23.7k
2137E	Mexification brute force implementation math	1500	10.7k
2134A	Painting With Two Colors constructive algorithms implementation math	800	27.4k
2134C	Even Larger brute force greedy implementation	1200	19.5k
2134D	Sliding Tree constructive algorithms dfs and similar greedy implementation trees	2300	3.8k
2134E	Power Boxes constructive algorithms dp implementation interactive	2300	2.5k
2133A	Redstone? brute force data structures implementation math	800	31.9k
2132A	Homework brute force implementation strings	800	45k
2132D	From 1 to Infinity binary search dp implementation math	1600	9.2k
2132G	Famous Choreographer hashing implementation strings	2600	531
2129D	Permutation Blackhole brute force combinatorics dp implementation math	2600	2.5k
2127G2	Inter Active (Hard Version) binary search bitmasks constructive algorithms graphs implementation interactive math probabilities	3500	126
2127H	23 Rises Again brute force dfs and similar dp flows graph matchings graphs greedy implementation probabilities trees	3100	1.9k
2126A	Only One Digit brute force implementation math	800	53.1k
2126F	1-1-1, Free Tree! brute force data structures dfs and similar graphs implementation trees	2000	4.4k
2125A	Difficult Contest constructive algorithms implementation sortings strings	800	28.5k
2121C	Those Who Are With Us greedy implementation	1200	22.3k
2121D	1709 implementation sortings	1300	18.7k
2121E	Sponsor of Your Problems dp greedy implementation strings	1500	15.1k
2121H	Ice Baby binary search brute force data structures dp implementation sortings	2300	2.3k
2118D1	Red Light, Green Light (Easy version) brute force dfs and similar dp graphs implementation number theory	1700	8.6k
2118D2	Red Light, Green Light (Hard version) binary search brute force data structures dfs and similar dp graphs implementation math number theory	2200	2.6k
2117A	False Alarm greedy implementation	800	38.7k
2114D	Come a Little Closer brute force greedy implementation math	1400	15k
2113D	Cheater binary search constructive algorithms greedy implementation	2200	3k
2113E	From Kazan with Love dfs and similar graphs implementation trees	2800	430
2112A	Race implementation math	800	29.7k
2111A	Energy Crystals greedy implementation math	800	20.9k
2111B	Fibonacci Cubes brute force dp implementation math	1100	18.2k
2111D	Creating a Schedule constructive algorithms data structures greedy implementation sortings	1400	12.3k
2111E	Changing the String binary search data structures greedy implementation sortings strings	1900	5.5k
2110A	Fashionable Array implementation sortings	800	30.3k
2110E	Melody dfs and similar graphs implementation	2300	2.8k
2109A	It's Time To Duel implementation	800	27.2k
2108B	SUMdamental Decomposition bitmasks constructive algorithms greedy implementation math	1300	14.9k
2108C	Neo's Escape binary search brute force data structures dp dsu graphs greedy implementation	1500	15.1k
2108D	Needle in a Numstack binary search brute force implementation interactive	2200	2.5k
2108E	Spruce Dispute constructive algorithms dfs and similar graphs greedy implementation shortest paths trees	2600	922
2107C	Maximum Subarray Sum binary search constructive algorithms dp implementation math	1500	12.5k
2107D	Apple Tree Traversing brute force dfs and similar greedy implementation trees	2100	3.6k
2106G2	Baudelaire (hard version) binary search dfs and similar divide and conquer implementation interactive trees	2500	647
2104B	Move to the End brute force data structures dp greedy implementation	1000	21.3k
2104F	Numbers and Strings binary search brute force dfs and similar dp implementation math	2600	742
2103A	Common Multiple brute force greedy implementation math	800	25.2k
2103C	Median Splits binary search greedy implementation sortings	1600	11k
2103D	Local Construction constructive algorithms dfs and similar implementation two pointers	2000	4.1k
2103E	Keep the Sum constructive algorithms implementation two pointers	2600	622
2103F	Maximize Nor bitmasks data structures dp implementation sortings	2600	634
2102B	The Picky Cat implementation sortings	900	20.3k
2101A	Mex in the Grid constructive algorithms implementation	1300	14.7k
2101D	Mani and Segments data structures implementation sortings two pointers	2500	1.7k
2097B	Baggage Claim combinatorics dfs and similar dp dsu graphs implementation math trees	2300	2k
2097C	Bermuda Triangle chinese remainder theorem geometry implementation math number theory	2400	1k
2096C	Wonderful City dp implementation	1700	8.4k
2096E	Wonderful Teddy Bears greedy implementation sortings	2400	2.1k
2096F	Wonderful Impostors data structures implementation two pointers	3100	496
2094G	Chimpanzini Bananini data structures implementation math	1700	8.1k
2093D	Skibidi Table bitmasks implementation	1400	12.5k
2092B	Lady Bug brute force constructive algorithms implementation math	1000	25.3k
2092D	Mishkin Energizer brute force constructive algorithms greedy implementation strings	1800	7k
2090A	Treasure Hunt implementation math	800	21.6k
2090B	Pushing Balls brute force dp implementation	1000	16.8k
2090C	Dining Hall data structures greedy implementation sortings	1700	6.5k
2086C	Disappearing Permutation dfs and similar dp dsu graphs greedy implementation	1300	16.6k
2085A	Serval and String Theory constructive algorithms implementation	900	23.9k

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