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Problemset

8 problems · filtered by 4 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
2063F1	Counting Is Not Fun (Easy Version) combinatorics data structures dfs and similar dp dsu graphs hashing implementation math trees	2400	1.6k
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
1902F	Trees and XOR Queries Again data structures dfs and similar divide and conquer graphs implementation math trees	2400	1.5k
1670C	Where is the Pizza? data structures dfs and similar dsu graphs implementation math	1400	11.1k
1266D	Decreasing Debts constructive algorithms data structures graphs greedy implementation math two pointers	2000	3.9k
1200F	Graph Traveler brute force data structures dfs and similar dp graphs implementation math number theory	2300	1.2k
1091E	New Year and the Acquaintance Estimation binary search data structures graphs greedy implementation math sortings	2400	1.1k

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