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Problemset

9 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2002G	Lattice Optimizing bitmasks brute force hashing meet-in-the-middle	3400	292
1979D	Fixing a Binary String bitmasks brute force constructive algorithms dp greedy hashing strings	1800	8k
1977D	XORificator bitmasks brute force greedy hashing	2300	2.4k
1731C	Even Subarrays bitmasks brute force hashing math number theory	1700	12.5k
1641D	Two Arrays bitmasks brute force combinatorics greedy hashing math two pointers	2700	1.6k
1569E	Playoff Restoration bitmasks brute force hashing implementation meet-in-the-middle	2600	901
1469E	A Bit Similar bitmasks brute force hashing string suffix structures strings two pointers	2400	2.2k
1360F	Spy-string bitmasks brute force constructive algorithms dp hashing strings	1700	13.7k
1257F	Make Them Similar bitmasks brute force hashing meet-in-the-middle	2400	2.4k

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