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Problemset

13 problems · filtered by 4 tags

#	Name	Rating↕	Solved↕
2242E	Product of Closures bitmasks brute force constructive algorithms greedy implementation math number theory	2200	1.4k
2205G	Simons and Diophantus Equation bitmasks brute force data structures math number theory	3000	231
2194C	Secret message bitmasks brute force dp math number theory	1300	11.6k
2039C1	Shohag Loves XOR (Easy Version) bitmasks brute force math number theory	1200	13.8k
2039C2	Shohag Loves XOR (Hard Version) bitmasks brute force math number theory	1800	5.1k
2020A	Find Minimum Operations bitmasks brute force greedy math number theory	800	26.2k
1909E	Multiple Lamps bitmasks brute force constructive algorithms math number theory	2400	1.7k
1900D	Small GCD bitmasks brute force dp math number theory	2000	5.6k
1731C	Even Subarrays bitmasks brute force hashing math number theory	1700	12.5k
1166E	The LCMs Must be Large bitmasks brute force constructive algorithms math number theory	2100	3k
1007B	Pave the Parallelepiped bitmasks brute force combinatorics math number theory	2400	1.1k
979D	Kuro and GCD and XOR and SUM binary search bitmasks brute force data structures dp dsu greedy math number theory strings trees	2200	2.3k
920G	List Of Integers binary search bitmasks brute force combinatorics math number theory	2200	2.1k

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