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Problemset

41 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2217F	Interval Game bitmasks combinatorics constructive algorithms dp games greedy math probabilities	2300	885
2187B	Shortest Statement Ever bitmasks constructive algorithms dp greedy	1800	5.6k
2180C	XOR-factorization bitmasks constructive algorithms dp greedy number theory	1900	6.7k
2157G	Isaac's Queries bitmasks brute force constructive algorithms dfs and similar divide and conquer dp greedy interactive math probabilities	2800	672
2129C3	Interactive RBS (Hard Version) binary search bitmasks constructive algorithms dp interactive	2300	1.9k
2086E	Zebra-like Numbers bitmasks brute force constructive algorithms dfs and similar dp greedy math	2400	1.7k
2085C	Serval and The Formula bitmasks constructive algorithms dp greedy	1600	14k
2077F	AND x OR bitmasks constructive algorithms dp	3300	271
2071D2	Infinite Sequence (Hard Version) bitmasks brute force constructive algorithms data structures dp implementation math	2500	1.1k
1993E	Xor-Grid Problem bitmasks constructive algorithms dp implementation	2700	741
1979D	Fixing a Binary String bitmasks brute force constructive algorithms dp greedy hashing strings	1800	8k
1956D	Nene and the Mex Operator bitmasks brute force constructive algorithms divide and conquer dp greedy implementation math	2000	4.9k
1955H	The Most Reckless Defense bitmasks brute force constructive algorithms dp flows graph matchings shortest paths	2300	1.6k
1917F	Construct Tree bitmasks constructive algorithms dp trees	2500	1.3k
1886E	I Wanna be the Team Leader bitmasks constructive algorithms dp greedy math sortings two pointers	2400	1.9k
1868B2	Candy Party (Hard Version) bitmasks constructive algorithms dp greedy implementation math	2100	2.8k
1779F	Xorcerer's Stones bitmasks constructive algorithms dp trees	2500	1.5k
1743G	Antifibonacci Cut bitmasks combinatorics constructive algorithms data structures dp hashing math	3000	381
1713F	Lost Array bitmasks combinatorics constructive algorithms dp math	2900	771
1710C	XOR Triangle bitmasks brute force constructive algorithms dp greedy math	2500	1.7k
1707F	Bugaboo bitmasks constructive algorithms dp number theory	3500	186
1646C	Factorials and Powers of Two bitmasks brute force constructive algorithms dp math	1500	20.5k
1614C	Divan and bitwise operations bitmasks combinatorics constructive algorithms dp math	1500	11.4k
1592C	Bakry and Partitioning bitmasks constructive algorithms dfs and similar dp graphs trees	1700	9.3k
1566B	MIN-MEX Cut bitmasks constructive algorithms dp greedy	800	21.4k
1566C	MAX-MEX Cut bitmasks constructive algorithms dp greedy	1000	19.2k
1560F2	Nearest Beautiful Number (hard version) bitmasks brute force constructive algorithms dfs and similar dp greedy	2100	5.1k
1552D	Array Differentiation bitmasks brute force constructive algorithms dfs and similar dp graphs math	1800	8k
1516C	Baby Ehab Partitions Again bitmasks constructive algorithms dp math	1700	14.5k
1491D	Zookeeper and The Infinite Zoo bitmasks constructive algorithms dp greedy math	1800	8.5k
1423J	Bubble Cup hypothesis bitmasks constructive algorithms dp math	2400	915
1391D	505 bitmasks brute force constructive algorithms dp greedy implementation	2000	5.8k
1383B	GameGame bitmasks constructive algorithms dp games greedy math	1900	5.6k
1360F	Spy-string bitmasks brute force constructive algorithms dp hashing strings	1700	13.7k
1225G	To Make 1 bitmasks constructive algorithms dp greedy number theory	3100	665
1151B	Dima and a Bad XOR bitmasks brute force constructive algorithms dp	1600	13.1k
868C	Qualification Rounds bitmasks brute force constructive algorithms dp	1500	5.1k
766E	Mahmoud and a xor trip bitmasks constructive algorithms data structures dfs and similar dp math trees	2100	3.6k
429C	Guess the Tree bitmasks constructive algorithms dp greedy trees	2300	1.1k
356D	Bags and Coins bitmasks constructive algorithms dp greedy	2700	1.1k
327E	Axis Walking bitmasks combinatorics constructive algorithms dp meet-in-the-middle	2300	1.6k

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