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Problemset

20 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2148A	Sublime Sequence brute force hashing math	800	49.6k
2055F	Cosmic Divide brute force geometry hashing math strings	3200	90
2053G	Naive String Splits binary search brute force greedy hashing math number theory strings	3400	228
1986G2	Permutation Problem (Hard Version) brute force data structures hashing math number theory	2500	1.5k
1984D	''a'' String Problem brute force hashing implementation math string suffix structures strings	2000	4k
1968G2	Division + LCP (hard version) binary search brute force data structures dp hashing math string suffix structures strings	2200	2.6k
1951E	No Palindromes brute force constructive algorithms divide and conquer greedy hashing implementation math strings	2000	4.6k
1895C	Torn Lucky Ticket brute force dp hashing implementation math	1400	13.3k
1735D	Meta-set brute force combinatorics data structures hashing math	1700	7.1k
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
1634F	Fibonacci Additions brute force data structures hashing implementation math	2700	2k
1553G	Common Divisor Graph brute force constructive algorithms dsu graphs hashing math number theory	2700	1.3k
1500A	Going Home brute force hashing implementation math	1800	9.6k
1493D	GCD of an Array brute force data structures hashing implementation math number theory sortings two pointers	2100	5.9k
1286C2	Madhouse (Hard version) brute force constructive algorithms hashing interactive math	2800	767
1175F	The Number of Subpermutations brute force data structures divide and conquer hashing math	2500	2.8k
898F	Restoring the Expression brute force hashing math	2300	1.5k
633D	Fibonacci-ish brute force dp hashing implementation math	2000	3.1k
182D	Common Divisors brute force hashing implementation math strings	1400	9.4k

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