11,311/11,320 captured·📄 81 PDFs⊘ 0 skipped9 remaining100%

Problemset

329 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
1863E	Speedrun brute force dfs and similar dp graphs greedy math sortings two pointers	2100	3.3k
1857G	Counting Graphs combinatorics divide and conquer dsu graphs greedy sortings trees	2000	5.6k
1852B	Imbalanced Arrays constructive algorithms graphs greedy math sortings two pointers	1800	5.5k
1850H	The Third Letter dfs and similar dsu graphs greedy implementation	1700	10.2k
1846G	Rudolf and CodeVid-23 bitmasks dp graphs greedy shortest paths	1900	5.9k
1843F1	Omsk Metro (simple version) data structures dfs and similar dp graphs greedy math trees	1800	6.5k
1842D	Tenzing and His Animal Friends constructive algorithms graphs greedy	1900	4.8k
1815C	Between constructive algorithms dfs and similar graphs greedy	2200	2.4k
1810E	Monsters brute force data structures dfs and similar dsu graphs greedy	2100	4k
1809F	Traveling in Berland binary search data structures graphs greedy implementation	2500	972
1805D	A Wide, Wide Graph dfs and similar dp graphs greedy trees	1800	9.6k
1801D	The way home binary search data structures dp graphs greedy shortest paths sortings	2100	2.9k
1800E1	Unforgivable Curse (easy version) brute force constructive algorithms dsu graphs greedy strings	1400	15.9k
1800E2	Unforgivable Curse (hard version) brute force constructive algorithms dfs and similar dsu graphs greedy strings	1500	15.6k
1797A	Li Hua and Maze constructive algorithms flows graphs greedy implementation	800	19.7k
1790F	Timofey and Black-White Tree brute force dfs and similar divide and conquer graphs greedy math shortest paths trees	2100	4.2k
1788F	XOR, Tree, and Queries bitmasks constructive algorithms dfs and similar dsu graphs greedy implementation trees	2500	1.2k
1779E	Anya's Simultaneous Exhibition constructive algorithms graphs greedy interactive sortings	2400	2.1k
1776F	Train Splitting constructive algorithms graphs greedy	1700	4.2k
1768D	Lucky Permutation constructive algorithms dfs and similar graphs greedy	1800	9.3k
1765H	Hospital Queue binary search graphs greedy implementation	2200	1.6k
1764C	Doremy's City Construction graphs greedy	1400	10.5k
1761C	Set Construction constructive algorithms dfs and similar graphs greedy	1400	10.8k
1761E	Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers	2400	2.2k
1739D	Reset K Edges binary search data structures dfs and similar graphs greedy trees	1900	6.4k
1738F	Connectivity Addicts constructive algorithms dsu graphs greedy interactive shortest paths trees	2400	1.4k
1737D	Ela and the Wiring Wizard brute force dp graphs greedy implementation shortest paths	2200	2.1k
1735C	Phase Shift dfs and similar dsu graphs greedy implementation strings	1400	11k
1726C	Jatayu's Balanced Bracket Sequence data structures dsu graphs greedy	1300	13.5k
1715D	2+ doors 2-sat bitmasks graphs greedy	1900	6.2k
1715E	Long Way Home data structures divide and conquer dp geometry graphs greedy shortest paths	2400	2.4k
1707C	DFS Trees dfs and similar dsu graphs greedy sortings trees	2400	2k
1697E	Coloring brute force combinatorics constructive algorithms dp geometry graphs greedy implementation math	2400	1.5k
1695C	Zero Path brute force data structures dp graphs greedy shortest paths	1700	14.5k
1693C	Keshi in Search of AmShZ graphs greedy shortest paths	2300	3.3k
1691E	Number of Groups data structures dfs and similar dsu graphs greedy sortings	2300	2.2k
1687B	Railway System constructive algorithms graphs greedy interactive sortings	1700	4.2k
1682E	Unordered Swaps constructive algorithms dfs and similar graphs greedy math sortings trees	2700	777
1682F	MCMF? data structures flows graphs greedy sortings two pointers	2700	471
1677C	Tokitsukaze and Two Colorful Tapes constructive algorithms dfs and similar graphs greedy	1900	4.1k
1672F1	Array Shuffling constructive algorithms graphs greedy	2000	3.6k
1661B	Getting Zero bitmasks brute force dfs and similar dp graphs greedy shortest paths	1300	21.1k
1656F	Parametric MST binary search constructive algorithms graphs greedy math sortings	2600	1.3k
1654G	Snowy Mountain data structures dfs and similar graphs greedy shortest paths trees	2900	474
1635E	Cars 2-sat constructive algorithms dfs and similar dsu graphs greedy sortings	2200	2.9k
1633E	Spanning Tree Queries binary search data structures dfs and similar dsu graphs greedy math sortings trees	2400	1.8k
1627F	Not Splitting geometry graphs greedy implementation shortest paths	2700	691
1624G	MinOr Tree bitmasks dfs and similar dsu graphs greedy	1900	7.9k
1615C	Menorah brute force graphs greedy math	1600	9.3k
1615E	Purple Crayon data structures dfs and similar games graphs greedy math sortings trees	2400	1.8k
1609D	Social Network dsu graphs greedy implementation trees	1600	8.6k
1608C	Game Master data structures dfs and similar dp graphs greedy two pointers	1700	7.4k
1584F	Strange LCS bitmasks dp graphs greedy strings	2600	1.2k
1583E	Moment of Bloom constructive algorithms dfs and similar graph matchings graphs greedy trees	2200	2.5k
1581B	Diameter of Graph constructive algorithms graphs greedy math	1200	12.6k
1579D	Productive Meeting constructive algorithms graphs greedy	1400	18.6k
1574D	The Strongest Build binary search brute force data structures dfs and similar graphs greedy hashing implementation	2000	4.9k
1572D	Bridge Club flows graph matchings graphs greedy	2800	649
1566G	Four Vertices constructive algorithms data structures graphs greedy implementation shortest paths	3100	433
1559D1	Mocha and Diana (Easy Version) brute force constructive algorithms dsu graphs greedy trees	1400	16.5k
1559D2	Mocha and Diana (Hard Version) brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers	2500	3.2k
1558E	Down Below binary search dfs and similar graphs greedy meet-in-the-middle shortest paths	3000	726
1556H	DIY Tree graphs greedy math probabilities	3300	513
1552B	Running for Gold combinatorics graphs greedy sortings	1500	17.1k
1549B	Gregor and the Pawn Game dfs and similar dp flows graph matchings graphs greedy implementation	800	27.2k
1548A	Web of Lies brute force graphs greedy	1400	17.9k
1548E	Gregor and the Two Painters data structures divide and conquer graphs greedy math	3400	618
1543E	The Final Pursuit bitmasks constructive algorithms divide and conquer graphs greedy math	2700	499
1540A	Great Graphs constructive algorithms graphs greedy shortest paths sortings	1400	15.1k
1537F	Figure Fixing constructive algorithms dfs and similar dsu graphs greedy math	2200	2.9k
1534E	Lost Array graphs greedy interactive shortest paths	2300	2.1k
1534F1	Falling Sand (Easy Version) dfs and similar graphs greedy	2500	1.5k
1534F2	Falling Sand (Hard Version) dfs and similar dp graphs greedy	3000	790
1530D	Secret Santa constructive algorithms flows graphs greedy math	1600	10.2k
1520G	To Go Or Not To Go? brute force dfs and similar graphs greedy implementation shortest paths	2200	4.4k
1515F	Phoenix and Earthquake constructive algorithms dfs and similar dsu graphs greedy trees	2600	2.2k
1513D	GCD and MST constructive algorithms dsu graphs greedy number theory sortings	2000	6.7k
1511D	Min Cost String brute force constructive algorithms graphs greedy strings	1600	12.6k
1508C	Complete the MST bitmasks brute force data structures dfs and similar dsu graphs greedy trees	2500	1.8k
1498E	Two Houses brute force graphs greedy interactive sortings	2200	2.2k
1487C	Minimum Ties brute force constructive algorithms dfs and similar graphs greedy implementation math	1500	15.6k
1487E	Cheap Dinner brute force data structures graphs greedy implementation sortings two pointers	2000	5.2k
1481D	AB Graph brute force constructive algorithms graphs greedy implementation	2000	4.9k
1476C	Longest Simple Cycle dp graphs greedy	1600	12.4k
1470D	Strange Housing constructive algorithms dfs and similar graph matchings graphs greedy	2200	4.3k
1468J	Road Reform dsu graphs greedy	1800	6.2k
1466F	Euclid's nightmare bitmasks dfs and similar dsu graphs greedy math sortings	2100	3.1k
1466H	Finding satisfactory solutions combinatorics dp graphs greedy math	3300	682
1461E	Water Level brute force graphs greedy implementation math	2200	2.2k
1458D	Flip and Reverse data structures graphs greedy	3100	1.7k
1442C	Graph Transpositions dfs and similar graphs greedy shortest paths	2400	2k
1439A2	Binary Table (Hard Version) constructive algorithms graphs greedy implementation	1900	5.4k
1437D	Minimal Height Tree graphs greedy shortest paths trees	1600	14.6k
1436D	Bandit in a City binary search dfs and similar graphs greedy trees	1900	6.6k
1418C	Mortal Kombat Tower dp graphs greedy shortest paths	1500	29.7k
1408E	Avoid Rainbow Cycles data structures dsu graphs greedy sortings trees	2400	2.2k
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
1388D	Captain Flint and Treasure data structures dfs and similar graphs greedy implementation trees	2000	7k
1383A	String Transformation 1 dsu graphs greedy sortings strings trees two pointers	1700	11.4k

showing 101–200 of 329