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Problemset

177 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
1593E	Gardener and Tree brute force data structures dfs and similar greedy implementation trees	1600	15.1k
1578J	Just Kingdom brute force data structures dfs and similar	3100	381
1575D	Divisible by Twenty-Five brute force dfs and similar dp	1800	2.9k
1574D	The Strongest Build binary search brute force data structures dfs and similar graphs greedy hashing implementation	2000	4.9k
1569F	Palindromic Hamiltonian Path brute force dfs and similar dp graphs hashing	3000	493
1560F1	Nearest Beautiful Number (easy version) binary search bitmasks brute force constructive algorithms dfs and similar greedy	1900	6.8k
1560F2	Nearest Beautiful Number (hard version) bitmasks brute force constructive algorithms dfs and similar dp greedy	2100	5.1k
1559D2	Mocha and Diana (Hard Version) brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers	2500	3.2k
1553E	Permutation Shift brute force combinatorics constructive algorithms dfs and similar dsu graphs math	2100	3.8k
1552D	Array Differentiation bitmasks brute force constructive algorithms dfs and similar dp graphs math	1800	8k
1552G	A Serious Referee bitmasks brute force dfs and similar sortings	3000	687
1551F	Equidistant Vertices brute force combinatorics dfs and similar dp trees	2200	2.2k
1543C	Need for Pink Slips bitmasks brute force dfs and similar implementation math probabilities	1900	5.7k
1520G	To Go Or Not To Go? brute force dfs and similar graphs greedy implementation shortest paths	2200	4.4k
1519F	Chests and Keys bitmasks brute force dfs and similar dp flows	3200	797
1508C	Complete the MST bitmasks brute force data structures dfs and similar dsu graphs greedy trees	2500	1.8k
1508E	Tree Calendar brute force constructive algorithms data structures dfs and similar sortings trees	3100	453
1494F	Delete The Edges brute force constructive algorithms dfs and similar graphs implementation	2900	531
1492E	Almost Fault-Tolerant Database brute force constructive algorithms dfs and similar greedy implementation	2500	1.3k
1491E	Fib-tree brute force dfs and similar divide and conquer number theory trees	2400	2.4k
1487C	Minimum Ties brute force constructive algorithms dfs and similar graphs greedy implementation math	1500	15.6k
1444E	Finding the Vertex brute force dfs and similar dp interactive trees	3500	171
1400F	x-prime Substrings brute force dfs and similar dp string suffix structures strings	2800	1.2k
1394B	Boboniu Walks on Graph brute force dfs and similar graphs hashing	2300	2.2k
1379C	Choosing flowers binary search brute force data structures dfs and similar dp greedy sortings two pointers	2000	6.2k
1375G	Tree Modification brute force constructive algorithms dfs and similar graph matchings graphs trees	2800	2.3k
1367E	Necklace Assembly brute force dfs and similar dp graphs greedy number theory	1900	5.9k
1327D	Infinite Path brute force dfs and similar graphs math number theory	2200	3.6k
1325E	Ehab's REAL Number Theory Problem brute force dfs and similar graphs number theory shortest paths	2600	2.4k
1285D	Dr. Evil Underscores bitmasks brute force dfs and similar divide and conquer dp greedy strings trees	1900	8.7k
1200F	Graph Traveler brute force data structures dfs and similar dp graphs implementation math number theory	2300	1.2k
1130C	Connect brute force dfs and similar dsu	1400	9.5k
1038E	Maximum Matching bitmasks brute force dfs and similar dp graphs	2400	1.1k
1036G	Sources and Sinks bitmasks brute force dfs and similar	2700	472
1020B	Badge brute force dfs and similar graphs	1000	25.9k
1005F	Berland and the Shortest Paths brute force dfs and similar graphs shortest paths	2100	2.2k
948A	Protect Sheep brute force dfs and similar graphs implementation	900	15.6k
869D	The Overdosing Ubiquity brute force dfs and similar graphs	2800	309
852I	Dating brute force dfs and similar graphs trees	2300	786
804D	Expected diameter of a tree binary search brute force dfs and similar dp sortings trees	2500	1.6k
778B	Bitwise Formula bitmasks brute force dfs and similar expression parsing implementation	1800	2.5k
778C	Peterson Polyglot brute force dfs and similar dsu hashing strings trees	2500	1k
750D	New Year and Fireworks brute force data structures dfs and similar dp implementation	1900	3.2k
727A	Transformation: from A to B brute force dfs and similar math	1000	18.6k
679D	Bear and Chase brute force dfs and similar graphs implementation math probabilities	2900	378
653B	Bear and Compressing brute force dfs and similar dp strings	1300	5.4k
638D	Three-dimensional Turtle Super Computer brute force dfs and similar graphs	1800	798
574B	Bear and Three Musketeers brute force dfs and similar graphs hashing	1500	8.4k
546C	Soldier and Cards brute force dfs and similar games	1400	19.6k
513G1	Inversions problem brute force dfs and similar dp meet-in-the-middle	1800	1.9k
506D	Mr. Kitayuta's Colorful Graph brute force dfs and similar dsu graphs	2400	2.6k
490D	Chocolate brute force dfs and similar math meet-in-the-middle number theory	1900	2.3k
489D	Unbearable Controversy of Being brute force combinatorics dfs and similar graphs	1700	7.1k
478E	Wavy numbers brute force dfs and similar meet-in-the-middle sortings	2900	257
475B	Strongly Connected City brute force dfs and similar graphs implementation	1400	9.4k
463E	Caisa and Tree brute force dfs and similar math number theory trees	2100	1.8k
448E	Divisors brute force dfs and similar implementation number theory	2200	2k
440C	One-Based Arithmetic brute force dfs and similar divide and conquer	1800	1.2k
350E	Wrong Floyd brute force constructive algorithms dfs and similar graphs	2200	881
343E	Pumping Stations brute force dfs and similar divide and conquer flows graphs greedy trees	2900	960
316B1	EKG brute force dfs and similar	1500	1.5k
300B	Coach brute force dfs and similar graphs	1500	7.3k
263C	Circle of Numbers brute force dfs and similar implementation	2000	1.2k
254D	Rats brute force dfs and similar graphs implementation shortest paths	2300	669
246D	Colorful Graph brute force dfs and similar graphs	1600	10.4k
244B	Undoubtedly Lucky Numbers bitmasks brute force dfs and similar	1600	5k
217A	Ice Skating brute force dfs and similar dsu graphs	1200	25.1k
217D	Bitonix' Patrol bitmasks brute force combinatorics dfs and similar math	2900	282
177C2	Party brute force dfs and similar dsu graphs	1500	3.1k
165E	Compatible Numbers bitmasks brute force dfs and similar dp	2200	9.8k
135D	Cycle brute force dfs and similar implementation	2500	331
134B	Pairs of Numbers brute force dfs and similar math number theory	1900	2.5k
129B	Students and Shoelaces brute force dfs and similar graphs implementation	1200	14.1k
65D	Harry Potter and the Sorting Hat brute force dfs and similar hashing	2200	500
60C	Mushroom Strife brute force dfs and similar	2100	720
35C	Fire Again brute force dfs and similar shortest paths	1500	9k
27B	Tournament bitmasks brute force dfs and similar greedy	1300	6k

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