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Problemset

89 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2244C	Stepan and Permutation constructive algorithms dfs and similar dsu greedy math number theory sortings	unrated	15.6k
2232D	Magical Tiered Cake constructive algorithms dfs and similar dp greedy	2000	2.7k
2208D1	Tree Orientation (Easy Version) constructive algorithms dfs and similar dsu graphs greedy matrices trees	1800	4.8k
2192E	Swap to Rearrange constructive algorithms dfs and similar graph matchings graphs greedy strings	2100	2.3k
2183D1	Tree Coloring (Easy Version) constructive algorithms dfs and similar greedy trees	1500	9.3k
2183D2	Tree Coloring (Hard Version) combinatorics constructive algorithms data structures dfs and similar greedy implementation trees	2100	2.6k
2157G	Isaac's Queries bitmasks brute force constructive algorithms dfs and similar divide and conquer dp greedy interactive math probabilities	2800	672
2143C	Max Tree constructive algorithms dfs and similar graphs greedy	1300	14.9k
2134D	Sliding Tree constructive algorithms dfs and similar greedy implementation trees	2300	3.8k
2133E	I Yearned For The Mines constructive algorithms dfs and similar dp greedy trees	2500	1.8k
2127E	Ancient Tree constructive algorithms data structures dfs and similar dsu greedy trees	2100	4.4k
2115B	Gellyfish and Camellia Japonica brute force constructive algorithms dfs and similar dp graphs greedy trees	2100	5k
2108E	Spruce Dispute constructive algorithms dfs and similar graphs greedy implementation shortest paths trees	2600	922
2086E	Zebra-like Numbers bitmasks brute force constructive algorithms dfs and similar dp greedy math	2400	1.7k
2071C	Trapmigiano Reggiano constructive algorithms data structures dfs and similar dp greedy sortings trees	1700	9.9k
2040D	Non Prime Tree brute force constructive algorithms dfs and similar greedy number theory trees two pointers	1900	5.9k
2029D	Cool Graph constructive algorithms data structures dfs and similar dsu graphs greedy trees	1900	4k
2025F	Choose Your Queries constructive algorithms dfs and similar dp graphs greedy trees	2700	1.1k
2023C	C+K+S constructive algorithms dfs and similar graphs greedy hashing implementation strings	2400	1.4k
2006A	Iris and Game on the Tree constructive algorithms dfs and similar games graphs greedy trees	1700	9.8k
1991E	Coloring Game constructive algorithms dfs and similar games graphs greedy interactive	1900	5.2k
1943C	Tree Compass constructive algorithms dfs and similar greedy trees	2300	2.7k
1935F	Andrey's Tree binary search constructive algorithms data structures dfs and similar dsu greedy implementation trees	2800	634
1916F	Group Division constructive algorithms dfs and similar graphs greedy	2900	756
1907G	Lights brute force constructive algorithms dfs and similar graphs greedy implementation	2200	2.4k
1876C	Autosynthesis constructive algorithms dfs and similar graphs greedy sortings	2100	2.8k
1867D	Cyclic Operations brute force constructive algorithms dfs and similar graphs greedy implementation	1800	6.9k
1867F	Most Different Tree brute force constructive algorithms dfs and similar greedy hashing	2700	554
1839E	Decreasing Game constructive algorithms dfs and similar dp greedy interactive	2400	1.6k
1833G	Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees	1800	6.5k
1827E	Bus Routes binary search constructive algorithms dfs and similar greedy trees	3400	1k
1815C	Between constructive algorithms dfs and similar graphs greedy	2200	2.4k
1800E2	Unforgivable Curse (hard version) brute force constructive algorithms dfs and similar dsu graphs greedy strings	1500	15.6k
1799E	City Union constructive algorithms dfs and similar dsu geometry greedy implementation math	2300	1.4k
1795F	Blocking Chips binary search constructive algorithms dfs and similar greedy trees	2400	1.4k
1788F	XOR, Tree, and Queries bitmasks constructive algorithms dfs and similar dsu graphs greedy implementation trees	2500	1.2k
1768D	Lucky Permutation constructive algorithms dfs and similar graphs greedy	1800	9.3k
1761C	Set Construction constructive algorithms dfs and similar graphs greedy	1400	10.8k
1740E	Hanging Hearts constructive algorithms data structures dfs and similar dp greedy trees	1800	5.1k
1695D1	Tree Queries (Easy Version) brute force constructive algorithms dfs and similar dp greedy trees	2200	2.5k
1695D2	Tree Queries (Hard Version) constructive algorithms dfs and similar dp greedy trees	2300	2.3k
1682E	Unordered Swaps constructive algorithms dfs and similar graphs greedy math sortings trees	2700	777
1677C	Tokitsukaze and Two Colorful Tapes constructive algorithms dfs and similar graphs greedy	1900	4.1k
1651E	Sum of Matchings brute force combinatorics constructive algorithms dfs and similar graph matchings greedy math	2600	669
1637F	Towers constructive algorithms dfs and similar dp greedy trees	2500	2.2k
1635E	Cars 2-sat constructive algorithms dfs and similar dsu graphs greedy sortings	2200	2.9k
1605D	Treelabeling bitmasks constructive algorithms dfs and similar games greedy implementation trees	2100	3.3k
1583E	Moment of Bloom constructive algorithms dfs and similar graph matchings graphs greedy trees	2200	2.5k
1566E	Buds Re-hanging constructive algorithms dfs and similar dp greedy trees	2000	4.5k
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
1537F	Figure Fixing constructive algorithms dfs and similar dsu graphs greedy math	2200	2.9k
1521D	Nastia Plays with a Tree constructive algorithms data structures dfs and similar dp dsu greedy implementation trees	2500	2.4k
1517C	Fillomino 2 constructive algorithms dfs and similar greedy implementation	1400	14.3k
1515F	Phoenix and Earthquake constructive algorithms dfs and similar dsu graphs greedy trees	2600	2.2k
1494D	Dogeforces constructive algorithms data structures dfs and similar divide and conquer dsu greedy sortings trees	2300	2.9k
1492E	Almost Fault-Tolerant Database brute force constructive algorithms dfs and similar greedy implementation	2500	1.3k
1487C	Minimum Ties brute force constructive algorithms dfs and similar graphs greedy implementation math	1500	15.6k
1470D	Strange Housing constructive algorithms dfs and similar graph matchings graphs greedy	2200	4.3k
1442E	Black, White and Grey Tree binary search constructive algorithms dfs and similar dp greedy trees	3000	805
1407E	Egor in the Republic of Dagestan constructive algorithms dfs and similar dp graphs greedy shortest paths	2500	2k
1391E	Pairs of Pairs constructive algorithms dfs and similar graphs greedy trees	2600	2.1k
1365D	Solve The Maze constructive algorithms dfs and similar dsu graphs greedy implementation shortest paths	1700	21.3k
1364D	Ehab's Last Corollary constructive algorithms dfs and similar graphs greedy implementation trees	2100	5.1k
1338B	Edge Weight Assignment bitmasks constructive algorithms dfs and similar greedy math trees	1800	9.7k
1325C	Ehab and Path-etic MEXs constructive algorithms dfs and similar greedy trees	1500	17.9k
1325F	Ehab's Last Theorem constructive algorithms dfs and similar graphs greedy	2500	2.4k
1296F	Berland Beauty constructive algorithms dfs and similar greedy sortings trees	2100	3.1k
1286B	Numbers on Tree constructive algorithms data structures dfs and similar graphs greedy trees	1800	5.7k
1253D	Harmonious Graph constructive algorithms dfs and similar dsu graphs greedy sortings	1700	10.4k
1158C	Permutation recovery constructive algorithms data structures dfs and similar graphs greedy math sortings	2100	2.3k
1141G	Privatization of Roads in Treeland binary search constructive algorithms dfs and similar graphs greedy trees	1900	2.6k
1133F2	Spanning Tree with One Fixed Degree constructive algorithms dfs and similar dsu graphs greedy	1900	3.9k
1098A	Sum in the tree constructive algorithms dfs and similar greedy trees	1600	9.7k
1098C	Construct a tree binary search constructive algorithms dfs and similar graphs greedy trees	2400	1.2k
1092E	Minimal Diameter Forest constructive algorithms dfs and similar greedy trees	2000	2.2k
1056D	Decorate Apple Tree constructive algorithms dfs and similar dp graphs greedy sortings trees	1600	6.8k
963B	Destruction of a Tree constructive algorithms dfs and similar dp greedy trees	2000	3k
911F	Tree Destruction constructive algorithms dfs and similar graphs greedy trees	2400	2.4k
804C	Ice cream coloring constructive algorithms dfs and similar greedy	2200	2k
761E	Dasha and Puzzle constructive algorithms dfs and similar graphs greedy trees	2000	2.4k
723E	One-Way Reform constructive algorithms dfs and similar flows graphs greedy	2200	2.3k
576B	Invariance of Tree constructive algorithms dfs and similar greedy trees	2100	1.9k
571C	CNF 2 constructive algorithms dfs and similar graphs greedy	2500	756
549B	Looksery Party constructive algorithms dfs and similar graphs greedy	2300	1.6k
339C	Xenia and Weights constructive algorithms dfs and similar dp graphs greedy shortest paths	1700	8.8k
339E	Three Swaps constructive algorithms dfs and similar greedy	2700	610
321C	Ciel the Commander constructive algorithms dfs and similar divide and conquer greedy trees	2100	9.8k

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