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Problemset

21 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2234D	XOR, Expression and Two Binary Numbers bitmasks divide and conquer dp math number theory	1500	8.6k
2194C	Secret message bitmasks brute force dp math number theory	1300	11.6k
2180C	XOR-factorization bitmasks constructive algorithms dp greedy number theory	1900	6.7k
2176F	Omega Numbers bitmasks combinatorics dp math number theory	2400	1.6k
2037G	Natlan Exploring bitmasks combinatorics data structures dp math number theory	2000	3.9k
2036F	XORificator 3000 bitmasks dp number theory two pointers	1900	5.5k
1991H	Prime Split Game bitmasks dp fft games math number theory	3300	580
1973F	Maximum GCD Sum Queries bitmasks brute force dp implementation number theory	3100	345
1926E	Vlad and an Odd Ordering binary search bitmasks data structures dp implementation math number theory	1500	15.2k
1900D	Small GCD bitmasks brute force dp math number theory	2000	5.6k
1780F	Three Chairs bitmasks brute force combinatorics data structures dp number theory sortings	2300	2k
1770F	Koxia and Sequence bitmasks combinatorics dp math number theory	3100	1k
1707F	Bugaboo bitmasks constructive algorithms dp number theory	3500	186
1635D	Infinite Set bitmasks dp math matrices number theory strings	1800	7.1k
1497D	Genius bitmasks dp graphs number theory	2500	1.8k
1225G	To Make 1 bitmasks constructive algorithms dp greedy number theory	3100	665
1043F	Make It One bitmasks combinatorics dp math number theory shortest paths	2500	3.1k
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
900D	Unusual Sequences bitmasks combinatorics dp math number theory	2000	3.9k
547C	Mike and Foam bitmasks combinatorics dp math number theory	2300	3.5k
401D	Roman and Numbers bitmasks brute force combinatorics dp number theory	2000	4.7k

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