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Problemset

30 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2118D2	Red Light, Green Light (Hard version) binary search brute force data structures dfs and similar dp graphs implementation math number theory	2200	2.6k
2104F	Numbers and Strings binary search brute force dfs and similar dp implementation math	2600	742
2097B	Baggage Claim combinatorics dfs and similar dp dsu graphs implementation math trees	2300	2k
2063F1	Counting Is Not Fun (Easy Version) combinatorics data structures dfs and similar dp dsu graphs hashing implementation math trees	2400	1.6k
2031E	Penchick and Chloe's Trees data structures dfs and similar dp greedy implementation math sortings trees	2100	2.8k
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
2003D2	Turtle and a MEX Problem (Hard Version) dfs and similar dp graphs greedy implementation math	2100	4.7k
1971F	Circle Perimeter binary search brute force dfs and similar geometry implementation math	1600	12.7k
1955G	GCD on a grid brute force dfs and similar dp implementation math number theory	1900	6.1k
1902F	Trees and XOR Queries Again data structures dfs and similar divide and conquer graphs implementation math trees	2400	1.5k
1872F	Selling a Menagerie dfs and similar dsu graphs implementation math	1800	7.7k
1856E2	PermuTree (hard version) bitmasks dfs and similar dp fft greedy implementation math trees	2700	1.8k
1844G	Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees	3000	1.2k
1799E	City Union constructive algorithms dfs and similar dsu geometry greedy implementation math	2300	1.4k
1670C	Where is the Pizza? data structures dfs and similar dsu graphs implementation math	1400	11.1k
1618F	Reverse bitmasks constructive algorithms dfs and similar implementation math strings	2000	4.8k
1617E	Christmas Chocolates dfs and similar dp games graphs implementation math number theory shortest paths trees	2700	1.1k
1598E	Staircases brute force combinatorics data structures dfs and similar dp implementation math	2100	2.5k
1593F	Red-Black Number dfs and similar dp implementation math meet-in-the-middle	2100	2.7k
1592D	Hemose in ICPC ? binary search dfs and similar implementation interactive math number theory trees	2300	2.7k
1543C	Need for Pink Slips bitmasks brute force dfs and similar implementation math probabilities	1900	5.7k
1527D	MEX Tree combinatorics dfs and similar implementation math trees	2400	2.3k
1487C	Minimum Ties brute force constructive algorithms dfs and similar graphs greedy implementation math	1500	15.6k
1401D	Maximum Distributed Tree dfs and similar dp greedy implementation math number theory sortings trees	1800	10.7k
1200F	Graph Traveler brute force data structures dfs and similar dp graphs implementation math number theory	2300	1.2k
1062D	Fun with Integers dfs and similar graphs implementation math	1800	4.2k
847I	Noise Level dfs and similar implementation math	1900	1.7k
843A	Sorting by Subsequences dfs and similar dsu implementation math sortings	1400	6k
679D	Bear and Chase brute force dfs and similar graphs implementation math probabilities	2900	378
520B	Two Buttons dfs and similar graphs greedy implementation math shortest paths	1400	64.7k

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