dsu - Problem Set

ID	Problem Show tags Hide tags	AC / Tried	Difficulty
2408	CF1556G Gates to Another World bitmasks data structures dsu two pointers *3300	0 / 0	(None)
2391	CF1559D1 Mocha and Diana (Easy Version) brute force constructive algorithms dsu graphs greedy trees *1400	0 / 0	(None)
2389	CF1559D2 Mocha and Diana (Hard Version) brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers *2500	0 / 0	(None)
2353	CF1567F One-Four Overload 2-sat constructive algorithms dfs and similar dsu graphs implementation *2700	0 / 0	(None)
2320	CF1574F Occurrences combinatorics dfs and similar dp dsu fft graphs *2700	0 / 0	(None)
2309	CF1575J Jeopardy of Dropped Balls binary search brute force dsu implementation *1500	0 / 0	(None)
2303	CF1578B Building Forest Trails data structures dsu *2800	0 / 0	(None)
2291	CF1578L Labyrinth binary search dsu greedy *2400	0 / 0	(None)
2234	CF1592B Hemose Shopping constructive algorithms dsu math sortings *1200	0 / 0	(None)
2216	CF1594D The Number of Imposters constructive algorithms dfs and similar dp dsu graphs *1700	0 / 0	(None)
2138	CF1609D Social Network dsu graphs greedy implementation trees *1600	0 / 0	(None)
2089	CF1615D X(or)-mas Tree bitmasks dfs and similar dsu graphs trees *2200	0 / 0	(None)
2061	CF1618G Trader Problem data structures dsu greedy sortings *2200	0 / 0	(None)
2053	CF1619G Unusual Minesweeper binary search dfs and similar dsu greedy sortings *2000	0 / 0	(None)
2051	CF1620A Equal or Not Equal constructive algorithms dsu implementation *800	0 / 0	(None)
2047	CF1620E Replace the Numbers constructive algorithms data structures dsu implementation *1900	0 / 0	(None)
2015	CF1624G MinOr Tree bitmasks dfs and similar dsu graphs greedy *1900	0 / 0	(None)
1988	CF1628E Groceries in Meteor Town binary search data structures dsu trees *3100	0 / 0	(None)
1963	CF1633E Spanning Tree Queries binary search data structures dfs and similar dsu graphs greedy math sortings trees *2400	0 / 0	(None)
1950	CF1635E Cars 2-sat constructive algorithms dfs and similar dsu graphs greedy sortings *2200	0 / 0	(None)
1937	CF1638C Inversion Graph data structures dsu graphs math *1300	0 / 0	(None)
1918	CF1641C Anonymity Is Important binary search brute force data structures dsu greedy sortings *2200	0 / 0	(None)
1887	CF1648E Air Reform data structures dfs and similar divide and conquer dsu graphs implementation trees *3200	0 / 0	(None)
1843	CF1657F Words on Tree 2-sat dfs and similar dsu graphs trees *2600	0 / 0	(None)
1830	CF1659E AND-MEX Walk bitmasks brute force constructive algorithms dfs and similar dsu graphs *2200	0 / 0	(None)
1816	CF1661E Narrow Components brute force data structures dp dsu math trees *2500	0 / 0	(None)
1750	CF1670C Where is the Pizza? data structures dfs and similar dsu graphs implementation math *1400	0 / 0	(None)
1740	CF1671E Preorder combinatorics divide and conquer dp dsu hashing sortings trees *2100	0 / 0	(None)
1708	CF1675E Replace With the Previous, Minimize dsu greedy strings *1500	0 / 0	(None)
1673	CF1680F Lenient Vertex Cover dfs and similar divide and conquer dsu graphs trees *2600	0 / 0	(None)
1666	CF1681F Unique Occurrences data structures dfs and similar divide and conquer dp dsu trees *2300	0 / 0	(None)
1646	CF1685D1 Permutation Weight (Easy Version) constructive algorithms dfs and similar dsu *2800	0 / 0	(None)
1639	CF1687C Sanae and Giant Robot binary search brute force data structures dsu greedy sortings *2500	0 / 0	(None)
1638	CF1687D Cute number binary search brute force data structures dsu implementation math *2900	0 / 0	(None)
1626	CF1689E ANDfinity bitmasks brute force constructive algorithms dfs and similar dsu graphs *2500	0 / 0	(None)
1612	CF1691E Number of Groups data structures dfs and similar dsu graphs greedy sortings *2300	0 / 0	(None)
1581	CF1696F Tree Recovery brute force constructive algorithms dfs and similar dsu graphs trees *2600	0 / 0	(None)
1540	CF1702E Split Into Two Sets dfs and similar dsu graphs *1600	0 / 0	(None)
1505	CF1706E Qpwoeirut and Vertices binary search data structures dfs and similar divide and conquer dsu greedy trees *2300	0 / 0	(None)
1501	CF1707C DFS Trees dfs and similar dsu graphs greedy sortings trees *2400	0 / 0	(None)
1490	CF1709E XOR Tree bitmasks data structures dfs and similar dsu greedy trees *2400	0 / 0	(None)
1468	CF1713E Cross Swapping 2-sat data structures dsu greedy matrices *2400	0 / 0	(None)
10448	CF1725I Imitating the Key Tree combinatorics dsu trees *2800	0 / 0	(None)
10446	CF1725K Kingdom of Criticism data structures dsu *2500	0 / 0	(None)
10440	CF1726C Jatayu's Balanced Bracket Sequence data structures dsu graphs greedy *1300	0 / 0	(None)
10439	CF1726D Edge Split brute force constructive algorithms dfs and similar dsu graphs probabilities trees *2000	0 / 0	(None)
10382	CF1735C Phase Shift dfs and similar dsu graphs greedy implementation strings *1400	0 / 0	(None)
10357	CF1738D Permutation Addicts constructive algorithms data structures dfs and similar dsu graphs trees *1900	0 / 0	(None)
10335	CF1738F Connectivity Addicts constructive algorithms dsu graphs greedy interactive shortest paths trees *2400	0 / 0	(None)
10167	CF1740G Dangerous Laser Power constructive algorithms dsu sortings *3100	0 / 0	(None)
9313	CF1758E Tick, Tock combinatorics dfs and similar dsu graphs *2500	0 / 0	(None)
9090	CF1761E Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers *2400	0 / 0	(None)
8912	CF1763F Edge Queries data structures dfs and similar dp dsu graphs trees *3000	0 / 0	(None)
8845	CF1764F Doremy's Experimental Tree brute force constructive algorithms dfs and similar dsu sortings trees *2500	0 / 0	(None)
8790	CF1765A Access Levels bitmasks dsu flows graph matchings *2400	0 / 0	(None)
8401	CF1770D Koxia and Game constructive algorithms data structures dfs and similar dsu flows games graph matchings graphs implementation *2000	0 / 0	(None)
8390	CF1770E Koxia and Tree combinatorics dfs and similar dp dsu math probabilities trees *2400	0 / 0	(None)
7646	CF1779D Boris and His Amazing Haircut constructive algorithms data structures dp dsu greedy sortings *1700	0 / 0	(None)
7535	CF1780G Delicious Dessert binary search dsu hashing math number theory string suffix structures *2400	0 / 0	(None)
7213	CF1787D Game on Axis combinatorics dfs and similar dsu graphs implementation *1900	0 / 0	(None)
7091	CF1788F XOR, Tree, and Queries bitmasks constructive algorithms dfs and similar dsu graphs greedy implementation trees *2500	0 / 0	(None)
6457	CF1797E Li Hua and Array brute force data structures dsu math number theory two pointers *2300	0 / 0	(None)
6446	CF1797F Li Hua and Path data structures dfs and similar divide and conquer dsu trees *3000	0 / 0	(None)
6313	CF1799E City Union constructive algorithms dfs and similar dsu geometry greedy implementation math *2300	0 / 0	(None)
6213	CF1800E1 Unforgivable Curse (easy version) brute force constructive algorithms dsu graphs greedy strings *1400	0 / 0	(None)
6202	CF1800E2 Unforgivable Curse (hard version) brute force constructive algorithms dfs and similar dsu graphs greedy strings *1500	0 / 0	(None)
6124	CF1801E Gasoline prices data structures divide and conquer dsu hashing trees *3000	0 / 0	(None)
6002	CF1804G Flow Control data structures dsu implementation *3500	0 / 0	(None)
5869	CF1806D DSU Master combinatorics dp dsu math *2500	0 / 0	(None)
5535	CF1810E Monsters brute force data structures dfs and similar dsu graphs greedy *2100	0 / 0	(None)
5235	CF1814F Communication Towers brute force divide and conquer dsu *2700	0 / 0	(None)
4701	CF1824C LuoTianyi and XOR-Tree data structures dfs and similar dp dsu greedy trees *2500	0 / 0	(None)
4568	CF1827B1 Range Sorting (Easy Version) binary search dp dsu greedy trees two pointers *2000	0 / 0	(None)
4435	CF1829E The Lakes dfs and similar dsu graphs implementation *1100	0 / 0	(None)
4179	CF1833E Round Dance dfs and similar dsu graphs shortest paths *1600	0 / 0	(None)
4157	CF1833G Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees *1800	0 / 0	(None)
3424	CF1844E Great Grids 2-sat constructive algorithms dfs and similar dsu graphs *2400	0 / 0	(None)
3379	CF1844H Multiple of Three Cycles combinatorics data structures dp dsu math *3400	0 / 0	(None)
3335	CF1845D Rating System binary search brute force data structures dp dsu greedy math two pointers *1800	0 / 0	(None)
3179	CF1847D Professor Higashikata data structures dsu greedy implementation strings *1900	0 / 0	(None)
3035	CF1849E Max to the Right of Min binary search data structures divide and conquer dp dsu two pointers *2300	0 / 0	(None)
2935	CF1850H The Third Letter dfs and similar dsu graphs greedy implementation *1700	0 / 0	(None)
2858	CF1851G Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers *2000	0 / 0	(None)
2525	CF1857G Counting Graphs combinatorics divide and conquer dsu graphs greedy sortings trees *2000	0 / 0	(None)
2413	CF1859D Andrey and Escape from Capygrad binary search data structures dp dsu greedy sortings *1800	0 / 0	(None)
1502	CF1872F Selling a Menagerie dfs and similar dsu graphs implementation math *1800	0 / 0	(None)
10453	CF1873H Mad City dfs and similar dsu games graphs shortest paths trees *1700	0 / 0	(None)
9745	CF1876D Lexichromatography combinatorics dfs and similar dsu graphs two pointers	0 / 0	(None)
3857	CF1887D Split binary search data structures divide and conquer dsu math trees two pointers	0 / 0	(None)
3634	CF1895E Infinite Card Game binary search brute force data structures dfs and similar dp dsu games graphs greedy sortings two pointers	0 / 0	(None)
10299	CF1899G Unusual Entertainment brute force data structures dfs and similar dsu shortest paths sortings trees two pointers	0 / 0	(None)

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