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Problemset

16 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2204F	Sum of Fractions binary search brute force combinatorics data structures greedy math number theory two pointers	2200	1.3k
2182F2	Christmas Reindeer (hard version) bitmasks brute force combinatorics data structures greedy math	2500	1.1k
2056D	Unique Median binary search brute force combinatorics data structures divide and conquer dp	2200	3.7k
1986G1	Permutation Problem (Simple Version) binary search brute force combinatorics data structures math number theory	2200	2k
1967C	Fenwick Tree bitmasks brute force combinatorics data structures dp math trees	2300	2.3k
1929F	Sasha and the Wedding Binary Search Tree brute force combinatorics data structures dfs and similar math trees	2300	2.4k
1917B	Erase First or Second Letter brute force combinatorics data structures dp strings	1100	38.7k
1780F	Three Chairs bitmasks brute force combinatorics data structures dp number theory sortings	2300	2k
1774G	Segment Covering brute force combinatorics constructive algorithms data structures dp trees	3200	692
1735D	Meta-set brute force combinatorics data structures hashing math	1700	7.1k
1705E	Mark and Professor Koro binary search bitmasks brute force combinatorics data structures greedy	2300	2.5k
1644E	Expand the Path brute force combinatorics data structures implementation math	1900	3.5k
1598E	Staircases brute force combinatorics data structures dfs and similar dp implementation math	2100	2.5k
1400D	Zigzags brute force combinatorics data structures math two pointers	1900	11.5k
1276C	Beautiful Rectangle brute force combinatorics constructive algorithms data structures greedy math	2300	1.8k
552D	Vanya and Triangles brute force combinatorics data structures geometry math sortings	1900	4.9k

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