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Problemset

49 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2237G	Send GCDs communication constructive algorithms interactive math number theory	2900	416
2219B1	Unique Values (Easy version) binary search constructive algorithms divide and conquer interactive math	1900	4.2k
2181C	Cacti Classification binary search constructive algorithms interactive math	3200	167
2174E1	Game of Scientists (Version 1) chinese remainder theorem constructive algorithms interactive math	3100	147
2157G	Isaac's Queries bitmasks brute force constructive algorithms dfs and similar divide and conquer dp greedy interactive math probabilities	2800	672
2155D	Batteries brute force constructive algorithms graph matchings graphs interactive math	1800	6.2k
2152E	Monotone Subsequence constructive algorithms graphs greedy interactive math	2100	3.9k
2135B	For the Champion constructive algorithms interactive math	1700	8.6k
2135D1	From the Unknown (Easy Version) constructive algorithms interactive math	2100	3.4k
2135D2	From the Unknown (Hard Version) brute force constructive algorithms interactive math	2500	1.2k
2127G2	Inter Active (Hard Version) binary search bitmasks constructive algorithms graphs implementation interactive math probabilities	3500	126
2109C1	Hacking Numbers (Easy Version) bitmasks constructive algorithms interactive math number theory	1500	11.8k
2109C2	Hacking Numbers (Medium Version) constructive algorithms interactive math number theory	1700	8.9k
2109C3	Hacking Numbers (Hard Version) constructive algorithms interactive math number theory	2600	3.3k
2077B	Finding OR Sum bitmasks constructive algorithms implementation interactive math	1900	3.7k
2036G	Library of Magic binary search constructive algorithms divide and conquer interactive math number theory	2200	1.7k
1994H	Fortnite combinatorics constructive algorithms games greedy hashing interactive math number theory strings	3500	779
1936A	Bitwise Operation Wizard bitmasks constructive algorithms greedy interactive math	1700	8.8k
1934C	Find a Mine binary search constructive algorithms geometry greedy interactive math	1700	8.2k
1867E1	Salyg1n and Array (simple version) constructive algorithms interactive math	2000	4.4k
1840G1	In Search of Truth (Easy Version) constructive algorithms interactive math meet-in-the-middle probabilities	2200	2.9k
1840G2	In Search of Truth (Hard Version) constructive algorithms interactive math meet-in-the-middle probabilities	2500	1.2k
1715F	Crop Squares constructive algorithms geometry interactive math	2700	603
1673F	Anti-Theft Road Planning bitmasks constructive algorithms divide and conquer greedy interactive math	2400	979
1666I	Interactive Treasure Hunt brute force constructive algorithms geometry interactive math	2200	1.8k
1665D	GCD Guess bitmasks chinese remainder theorem constructive algorithms games interactive math number theory	2000	4.8k
1634D	Finding Zero constructive algorithms interactive math	2000	4.8k
1628C	Grid Xor constructive algorithms greedy implementation interactive math	2300	3.6k
1617D2	Too Many Impostors (hard version) constructive algorithms implementation interactive math	2400	2.1k
1566H	Xor-quiz constructive algorithms dp interactive math number theory	3200	177
1556D	Take a Guess bitmasks constructive algorithms interactive math	1800	9k
1545D	AquaMoon and Wrong Coordinate constructive algorithms interactive math	3000	779
1543D1	RPD and Rap Sheet (Easy Version) bitmasks constructive algorithms interactive math	1700	8.1k
1543D2	RPD and Rap Sheet (Hard Version) brute force constructive algorithms interactive math	2200	2.2k
1451E1	Bitwise Queries (Easy Version) bitmasks constructive algorithms interactive math	2000	5.6k
1451E2	Bitwise Queries (Hard Version) bitmasks constructive algorithms interactive math	2300	4k
1407C	Chocolate Bunny constructive algorithms interactive math two pointers	1600	15.3k
1404D	Game of Pairs constructive algorithms dfs and similar interactive math number theory	2800	1.3k
1392E	Omkar and Duck bitmasks constructive algorithms interactive math	2100	3.8k
1375F	Integer Game constructive algorithms games interactive math	2600	2.6k
1365G	Secure Password bitmasks combinatorics constructive algorithms interactive math	2800	1.5k
1292E	Rin and The Unknown Flower constructive algorithms greedy interactive math	3500	469
1286C1	Madhouse (Easy version) brute force constructive algorithms interactive math	2400	1.6k
1286C2	Madhouse (Hard version) brute force constructive algorithms hashing interactive math	2800	767
1270D	Strange Device constructive algorithms interactive math sortings	1900	5k
1254C	Point Ordering constructive algorithms geometry interactive math	2300	1.8k
1117E	Decypher the String bitmasks chinese remainder theorem constructive algorithms interactive math	2200	1.7k
727C	Guess the Array constructive algorithms interactive math	1400	9.2k
679A	Bear and Prime 100 constructive algorithms interactive math	1400	15.8k

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