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Problemset

22 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2234E	Vlad, Misha and Two Arrays brute force combinatorics dfs and similar divide and conquer math	2100	1.9k
2173F	Isla's Memory Thresholds binary search brute force data structures divide and conquer math	2600	623
2157F	Git Gud brute force constructive algorithms divide and conquer math ternary search	2400	1.5k
2157G	Isaac's Queries bitmasks brute force constructive algorithms dfs and similar divide and conquer dp greedy interactive math probabilities	2800	672
2072G	I've Been Flipping Numbers for 300 Years and Calculated the Sum binary search brute force combinatorics divide and conquer math number theory	2200	2.2k
2048F	Kevin and Math Class brute force data structures divide and conquer dp implementation math trees	2500	1.3k
2003E1	Turtle and Inversions (Easy Version) brute force divide and conquer dp greedy math	2600	902
2003E2	Turtle and Inversions (Hard Version) brute force data structures divide and conquer dp greedy math two pointers	2700	654
1982E	Number of k-good subarrays bitmasks brute force combinatorics divide and conquer dp math meet-in-the-middle	2300	1.9k
1975F	Set bitmasks brute force combinatorics dfs and similar divide and conquer dp math	2600	1.1k
1956D	Nene and the Mex Operator bitmasks brute force constructive algorithms divide and conquer dp greedy implementation math	2000	4.9k
1951E	No Palindromes brute force constructive algorithms divide and conquer greedy hashing implementation math strings	2000	4.6k
1896H1	Cyclic Hamming (Easy Version) brute force divide and conquer dp fft math number theory	3400	181
1790F	Timofey and Black-White Tree brute force dfs and similar divide and conquer graphs greedy math shortest paths trees	2100	4.2k
1338C	Perfect Triples bitmasks brute force constructive algorithms divide and conquer math	2200	3.5k
1268D	Invertation in Tournament brute force divide and conquer graphs math	3200	820
1175F	The Number of Subpermutations brute force data structures divide and conquer hashing math	2500	2.8k
1167B	Lost Numbers brute force divide and conquer interactive math	1400	17.3k
1111C	Creative Snap binary search brute force divide and conquer math	1700	7.2k
865F	Egg Roulette bitmasks brute force divide and conquer math meet-in-the-middle	3300	81
850E	Random Elections bitmasks brute force divide and conquer fft math	2800	570
662C	Binary Table bitmasks brute force divide and conquer dp fft math	2600	2.6k

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