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Problemset

3,040 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
1468M	Similar Sets data structures graphs implementation	2300	1.2k
1468N	Waste Sorting greedy implementation	900	9.2k
1467B	Hills And Valleys brute force implementation	1700	11.6k
1463C	Busy Robot implementation	1800	6.1k
1463E	Plan of Lectures constructive algorithms dfs and similar dsu graphs implementation sortings trees	2400	1.8k
1462A	Favorite Sequence implementation two pointers	800	49.9k
1462B	Last Year's Substring dp implementation strings	800	29.4k
1462E2	Close Tuples (hard version) binary search combinatorics implementation math sortings two pointers	1700	11.6k
1461B	Find the Spruce brute force dp implementation	1400	13.4k
1461D	Divide and Summarize binary search brute force data structures divide and conquer implementation sortings	1600	10.4k
1461E	Water Level brute force graphs greedy implementation math	2200	2.2k
1455E	Four Points brute force constructive algorithms flows geometry greedy implementation math ternary search	2400	1.7k
1454B	Unique Bid Auction implementation	800	30.2k
1454C	Sequence Transformation greedy implementation	1200	22.6k
1453A	Cancel the Trains implementation	800	25.2k
1453B	Suffix Operations constructive algorithms implementation	1400	14.2k
1453C	Triangles greedy implementation	1700	6.3k
1451B	Non-Substring Subsequence dp greedy implementation strings	900	20.3k
1451C	String Equality dp greedy hashing implementation strings	1400	17.4k
1450D	Rating Compression binary search data structures greedy implementation two pointers	1800	5.9k
1450H2	Multithreading (Hard Version) combinatorics implementation math	3300	333
1442B	Identify the Operations combinatorics data structures dsu greedy implementation	1800	5.4k
1440A	Buy the String implementation math	800	20.4k
1439A1	Binary Table (Easy Version) constructive algorithms implementation	1500	9.8k
1439A2	Binary Table (Hard Version) constructive algorithms graphs greedy implementation	1900	5.4k
1439C	Greedy Shopping binary search data structures divide and conquer greedy implementation	2600	2.3k
1438A	Specific Tastes of Andre constructive algorithms implementation	800	19.8k
1437E	Make It Increasing binary search constructive algorithms data structures dp implementation	2200	4k
1433A	Boring Apartments implementation math	800	63.6k
1433B	Yet Another Bookshelf greedy implementation	800	30k
1431B	Polycarp and the Language of Gods *special implementation two pointers	1400	1.1k
1431C	Black Friday *special implementation	1600	748
1430B	Barrels greedy implementation sortings	800	20.4k
1430C	Numbers on Whiteboard constructive algorithms data structures greedy implementation math	1000	28.7k
1428B	Belted Rooms graphs implementation	1200	15.3k
1428D	Bouncing Boomerangs constructive algorithms greedy implementation	1900	4.8k
1427B	Chess Cheater greedy implementation sortings	1400	11.5k
1427D	Unshuffling a Deck constructive algorithms implementation	2000	3.7k
1426A	Floor Number implementation math	800	55.8k
1426B	Symmetric Matrix implementation	900	22k
1425E	Excitation of Atoms greedy implementation	2200	1k
1422B	Nice Matrix greedy implementation math	1300	15.1k
1422E	Minlexes dp greedy implementation strings	2700	912
1421B	Putting Bricks in the Wall constructive algorithms implementation	1100	13.5k
1421D	Hexagons brute force constructive algorithms greedy implementation math shortest paths	1900	4.4k
1421E	Swedish Heroes brute force dp implementation	2700	1k
1420C2	Pokémon Army (hard version) data structures divide and conquer dp greedy implementation	2100	5.3k
1419A	Digit Game games greedy implementation	900	20.7k
1419B	Stairs brute force constructive algorithms greedy implementation math	1200	17.1k
1419C	Killjoy greedy implementation math	1500	16.4k
1419E	Decryption constructive algorithms implementation math number theory	2100	3.5k
1419F	Rain of Fire binary search data structures dfs and similar dsu graphs implementation	2800	642
1418D	Trash Problem data structures implementation	2100	4.8k
1416A	k-Amazing Numbers binary search data structures implementation two pointers	1500	17.4k
1416D	Graph and Queries data structures dsu graphs implementation trees	2600	2.9k
1416F	Showing Off flows graph matchings greedy implementation	3300	713
1415C	Bouncing Ball brute force dp implementation	1400	11.8k
1413B	A New Technique implementation	1100	12.1k
1413C	Perform Easily binary search brute force dp implementation sortings two pointers	1900	6.3k
1413D	Shurikens data structures greedy implementation	1700	7k
1411A	In-game Chat implementation	800	21.9k
1411D	Grime Zoo brute force greedy implementation strings	2100	2.8k
1408C	Discrete Acceleration binary search dp implementation math two pointers	1500	9.3k
1408D	Searchlights binary search brute force data structures dp implementation sortings two pointers	2000	4.7k
1406A	Subset Mex greedy implementation math	900	23.3k
1406B	Maximum Product brute force dp greedy implementation sortings	1200	24.7k
1405B	Array Cancellation constructive algorithms implementation	1000	23.4k
1404A	Balanced Bitstring implementation strings	1500	20.1k
1403C	Chess Rush *special combinatorics dp implementation math	3200	95
1402A	Fancy Fence *special data structures dsu implementation math sortings	1800	1.4k
1401D	Maximum Distributed Tree dfs and similar dp greedy implementation math number theory sortings trees	1800	10.7k
1401E	Divide Square data structures geometry implementation sortings	2400	2.7k
1399D	Binary String To Subsequences constructive algorithms data structures greedy implementation	1500	20.1k
1398E	Two Types of Spells binary search data structures greedy implementation math sortings	2200	2.6k
1396C	Monster Invaders dp greedy implementation	2300	2.9k
1393B	Applejack and Storages constructive algorithms data structures greedy implementation	1400	17.4k
1393D	Rarity and New Dress dfs and similar dp implementation shortest paths	2100	4.2k
1393E1	Twilight and Ancient Scroll (easier version) dp hashing implementation string suffix structures strings	2800	483
1393E2	Twilight and Ancient Scroll (harder version) dp hashing implementation string suffix structures strings two pointers	3200	522
1392B	Omkar and Infinity Clock implementation math	800	18.9k
1392C	Omkar and Waterslide greedy implementation	1200	19.7k
1391B	Fix You brute force greedy implementation	800	30.1k
1391D	505 bitmasks brute force constructive algorithms dp greedy implementation	2000	5.8k
1389D	Segment Intersections brute force greedy implementation math	2100	4.6k
1388D	Captain Flint and Treasure data structures dfs and similar graphs greedy implementation trees	2000	7k
1385D	a-Good String bitmasks brute force divide and conquer dp implementation	1500	22.3k
1385F	Removing Leaves data structures greedy implementation trees	2300	2.9k
1385G	Columns Swaps 2-sat dfs and similar dsu graphs implementation	2300	1.9k
1384B2	Koa and the Beach (Hard Version) constructive algorithms dp greedy implementation	2200	2.6k
1381A2	Prefix Flip (Hard Version) constructive algorithms data structures implementation strings two pointers	1700	14.5k
1381C	Mastermind constructive algorithms graph matchings greedy implementation sortings two pointers	2500	1.7k
1380C	Create The Teams brute force dp greedy implementation sortings	1400	23k
1380D	Berserk And Fireball constructive algorithms greedy implementation math two pointers	2000	5.1k
1380E	Merging Towers data structures dsu implementation trees	2300	2.5k
1379A	Acacius and String brute force implementation strings	1500	12.4k
1374E2	Reading Books (hard version) data structures greedy implementation sortings ternary search two pointers	2500	1.1k
1374F	Cyclic Shifts Sorting brute force constructive algorithms implementation sortings	2400	1.4k
1373A	Donut Shops greedy implementation math	1000	29.9k
1373D	Maximum Sum on Even Positions divide and conquer dp greedy implementation	1600	18.1k
1372A	Omkar and Completion constructive algorithms implementation	800	33.6k

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