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Problemset

9 problems · filtered by 4 tags

#	Name	Rating↕	Solved↕
1967C	Fenwick Tree bitmasks brute force combinatorics data structures dp math trees	2300	2.3k
1895D	XOR Construction bitmasks constructive algorithms data structures math string suffix structures trees	1900	7.2k
1864E	Guess Game bitmasks data structures games math probabilities sortings strings trees	2100	3.1k
1844G	Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees	3000	1.2k
1625D	Binary Spiders bitmasks data structures implementation math sortings trees	2300	2.4k
1498F	Christmas Game bitmasks data structures dfs and similar dp games math trees	2500	1.1k
1416C	XOR Inverse bitmasks data structures divide and conquer dp greedy math sortings strings trees	2000	5.2k
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
766E	Mahmoud and a xor trip bitmasks constructive algorithms data structures dfs and similar dp math trees	2100	3.6k

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