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Problemset

877 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
1543E	The Final Pursuit bitmasks constructive algorithms divide and conquer graphs greedy math	2700	499
1541A	Pretty Permutations constructive algorithms greedy implementation	800	30.9k
1540A	Great Graphs constructive algorithms graphs greedy shortest paths sortings	1400	15.1k
1539E	Game with Cards binary search constructive algorithms data structures dp greedy implementation	2500	1.1k
1537B	Bad Boy constructive algorithms greedy math	900	44.6k
1537C	Challenging Cliffs constructive algorithms greedy implementation math	1200	30.7k
1537F	Figure Fixing constructive algorithms dfs and similar dsu graphs greedy math	2200	2.9k
1530D	Secret Santa constructive algorithms flows graphs greedy math	1600	10.2k
1530E	Minimax constructive algorithms greedy strings	2100	3.4k
1529A	Eshag Loves Big Arrays constructive algorithms greedy math	800	31.1k
1525B	Permutation Sort constructive algorithms greedy	900	26.8k
1521D	Nastia Plays with a Tree constructive algorithms data structures dfs and similar dp dsu greedy implementation trees	2500	2.4k
1521E	Nastia and a Beautiful Matrix binary search constructive algorithms dp greedy	2700	768
1517B	Morning Jogging constructive algorithms greedy sortings	1200	13.9k
1517C	Fillomino 2 constructive algorithms dfs and similar greedy implementation	1400	14.3k
1515A	Phoenix and Gold constructive algorithms greedy math	800	21.4k
1515C	Phoenix and Towers constructive algorithms data structures greedy	1400	19k
1515F	Phoenix and Earthquake constructive algorithms dfs and similar dsu graphs greedy trees	2600	2.2k
1513D	GCD and MST constructive algorithms dsu graphs greedy number theory sortings	2000	6.7k
1512D	Corrupted Array constructive algorithms data structures greedy	1200	24.8k
1511D	Min Cost String brute force constructive algorithms graphs greedy strings	1600	12.6k
1508A	Binary Literature constructive algorithms greedy implementation strings two pointers	1900	6.7k
1506D	Epic Transformation constructive algorithms data structures greedy	1400	25.9k
1504B	Flip the Bits constructive algorithms greedy implementation math	1200	27.1k
1503A	Balance the Bits constructive algorithms greedy	1600	14.9k
1503D	Flip the Cards 2-sat constructive algorithms data structures greedy sortings two pointers	2600	1.3k
1500C	Matrix Sorting bitmasks brute force constructive algorithms greedy two pointers	2600	983
1497B	M-arrays constructive algorithms greedy math	1200	28.8k
1496A	Split it! brute force constructive algorithms greedy strings	900	22.4k
1494D	Dogeforces constructive algorithms data structures dfs and similar divide and conquer dsu greedy sortings trees	2300	2.9k
1493A	Anti-knapsack constructive algorithms greedy	800	19.8k
1493C	K-beautiful Strings binary search brute force constructive algorithms greedy strings	2000	5k
1493E	Enormous XOR bitmasks constructive algorithms greedy math strings two pointers	2600	1.1k
1492D	Genius's Gambit bitmasks constructive algorithms greedy math	1900	6.5k
1492E	Almost Fault-Tolerant Database brute force constructive algorithms dfs and similar greedy implementation	2500	1.3k
1491D	Zookeeper and The Infinite Zoo bitmasks constructive algorithms dp greedy math	1800	8.5k
1487C	Minimum Ties brute force constructive algorithms dfs and similar graphs greedy implementation math	1500	15.6k
1482C	Basic Diplomacy brute force constructive algorithms greedy implementation	1600	10.1k
1481C	Fence Painting brute force constructive algorithms greedy	1600	12.5k
1481D	AB Graph brute force constructive algorithms graphs greedy implementation	2000	4.9k
1479B1	Painting the Array I constructive algorithms data structures dp greedy implementation	1900	7.5k
1479B2	Painting the Array II constructive algorithms data structures dp greedy implementation	2100	4.5k
1477C	Nezzar and Nice Beatmap constructive algorithms geometry greedy math sortings	2200	2.6k
1476A	K-divisible Sum binary search constructive algorithms greedy math	1000	45.7k
1474B	Different Divisors binary search constructive algorithms greedy math number theory	1000	42.4k
1474C	Array Destruction brute force constructive algorithms data structures greedy implementation sortings	1700	14.3k
1474E	What Is It? constructive algorithms greedy	2500	1.5k
1470D	Strange Housing constructive algorithms dfs and similar graph matchings graphs greedy	2200	4.3k
1469A	Regular Bracket Sequence constructive algorithms greedy	1000	30.3k
1468H	K and Medians constructive algorithms greedy math	2200	2k
1467A	Wizard of Orz constructive algorithms greedy math	900	25.4k
1467C	Three Bags constructive algorithms greedy	1900	6.8k
1463B	Find The Array bitmasks constructive algorithms greedy	1400	21.3k
1463D	Pairs binary search constructive algorithms greedy two pointers	1900	4.9k
1461A	String Generation constructive algorithms greedy	800	19k
1461F	Mathematical Expression constructive algorithms dp greedy	2700	678
1455E	Four Points brute force constructive algorithms flows geometry greedy implementation math ternary search	2400	1.7k
1453D	Checkpoints brute force constructive algorithms greedy math probabilities	1900	4.5k
1452F	Divide Powers constructive algorithms greedy	2900	383
1450F	The Struggling Contestant constructive algorithms greedy	2400	1.5k
1446A	Knapsack constructive algorithms greedy sortings	1300	18.1k
1442A	Extreme Subtraction constructive algorithms dp greedy	1800	9.8k
1442E	Black, White and Grey Tree binary search constructive algorithms dfs and similar dp greedy trees	3000	805
1439A2	Binary Table (Hard Version) constructive algorithms graphs greedy implementation	1900	5.4k
1438B	Valerii Against Everyone constructive algorithms data structures greedy sortings	1000	30.8k
1437A	Marketing Scheme brute force constructive algorithms greedy math	800	18.5k
1437B	Reverse Binary Strings constructive algorithms greedy	1200	21.1k
1433C	Dominant Piranha constructive algorithms greedy	900	28.8k
1430C	Numbers on Whiteboard constructive algorithms data structures greedy implementation math	1000	28.7k
1428D	Bouncing Boomerangs constructive algorithms greedy implementation	1900	4.7k
1426D	Non-zero Segments constructive algorithms data structures greedy sortings	1500	17.8k
1426E	Rock, Paper, Scissors brute force constructive algorithms flows greedy math	1800	8.2k
1421D	Hexagons brute force constructive algorithms greedy implementation math shortest paths	1900	4.4k
1420C1	Pokémon Army (easy version) constructive algorithms dp greedy	1300	19.2k
1419B	Stairs brute force constructive algorithms greedy implementation math	1200	17.1k
1419D1	Sage's Birthday (easy version) binary search constructive algorithms greedy sortings	1000	26.6k
1419D2	Sage's Birthday (hard version) binary search brute force constructive algorithms greedy sortings two pointers	1500	17.6k
1416B	Make Them Equal constructive algorithms greedy math	2000	6.8k
1415E	New Game Plus! constructive algorithms greedy math	2200	3k
1408B	Arrays Sum constructive algorithms greedy math	1400	10.5k
1407E	Egor in the Republic of Dagestan constructive algorithms dfs and similar dp graphs greedy shortest paths	2500	2k
1406D	Three Sequences constructive algorithms data structures greedy math	2200	3.9k
1404C	Fixed Point Removal binary search constructive algorithms data structures greedy two pointers	2300	3.1k
1401B	Ternary Sequence constructive algorithms greedy math	1100	21.9k
1400C	Binary String Reconstruction 2-sat brute force constructive algorithms greedy	1500	18.6k
1399D	Binary String To Subsequences constructive algorithms data structures greedy implementation	1500	20.1k
1396A	Multiples of Length constructive algorithms greedy number theory	1600	16.8k
1396B	Stoned Game brute force constructive algorithms games greedy	1800	13.2k
1393B	Applejack and Storages constructive algorithms data structures greedy implementation	1400	17.4k
1393C	Pinkie Pie Eats Patty-cakes constructive algorithms greedy math sortings	1700	11.1k
1392F	Omkar and Landslide binary search constructive algorithms data structures greedy math	2400	2.6k
1391D	505 bitmasks brute force constructive algorithms dp greedy implementation	2000	5.8k
1391E	Pairs of Pairs constructive algorithms dfs and similar graphs greedy trees	2600	2.1k
1389A	LCM Problem constructive algorithms greedy math number theory	800	51.4k
1384A	Common Prefixes constructive algorithms greedy strings	1200	19.8k
1384B2	Koa and the Beach (Hard Version) constructive algorithms dp greedy implementation	2200	2.6k
1383B	GameGame bitmasks constructive algorithms dp games greedy math	1900	5.6k
1383D	Rearrange brute force constructive algorithms graphs greedy sortings	2800	836
1381C	Mastermind constructive algorithms graph matchings greedy implementation sortings two pointers	2500	1.7k
1380D	Berserk And Fireball constructive algorithms greedy implementation math two pointers	2000	5.1k

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