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Problemset

13 problems · filtered by 4 tags

#	Name	Rating↕	Solved↕
2157G	Isaac's Queries bitmasks brute force constructive algorithms dfs and similar divide and conquer dp greedy interactive math probabilities	2800	672
2131G	Wafu! bitmasks brute force data structures dfs and similar dp math	2000	3.9k
2086E	Zebra-like Numbers bitmasks brute force constructive algorithms dfs and similar dp greedy math	2400	1.7k
1975F	Set bitmasks brute force combinatorics dfs and similar divide and conquer dp math	2600	1.1k
1929E	Sasha and the Happy Tree Cutting bitmasks brute force dfs and similar dp graphs greedy math trees	2300	2.1k
1856E2	PermuTree (hard version) bitmasks dfs and similar dp fft greedy implementation math trees	2700	1.8k
1777D	Score of a Tree bitmasks combinatorics dfs and similar dp math probabilities trees	1900	4.9k
1552D	Array Differentiation bitmasks brute force constructive algorithms dfs and similar dp graphs math	1800	8k
1498F	Christmas Game bitmasks data structures dfs and similar dp games math trees	2500	1.1k
1430G	Yet Another DAG Problem bitmasks dfs and similar dp flows graphs math	2600	949
1392G	Omkar and Pies bitmasks dfs and similar dp math shortest paths	2900	733
1299D	Around the World bitmasks combinatorics dfs and similar dp graphs math trees	3000	652
766E	Mahmoud and a xor trip bitmasks constructive algorithms data structures dfs and similar dp math trees	2100	3.6k

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