dsu - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	9791	P1824C LuoTianyi and XOR-Tree bitmasks data structures dfs and similar dp dsu greedy trees	0 / 0	(None)
	9822	P1827B1 Range Sorting (Easy Version) binary search dp dsu greedy trees two pointers *2000	0 / 0	7
	9771	P1829E The Lakes dfs and similar dsu graphs implementation	0 / 0	(None)
	9835	P1833E Round Dance dfs and similar dsu graphs shortest paths *1600	0 / 0	5
	9833	P1833G Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees *1800	0 / 0	6
	9911	P1844E Great Grids 2-sat constructive algorithms dfs and similar dsu graphs *2400	0 / 0	9
	9907	P1844H Multiple of Three Cycles combinatorics data structures dp dsu math *3400	0 / 0	10
	9903	P1845D Rating System binary search brute force data structures dp dsu greedy math two pointers *1800	0 / 0	6
	9889	P1847D Professor Higashikata data structures dsu greedy implementation strings *1900	0 / 0	6
	9958	P1849E Max to the Right of Min binary search data structures divide and conquer dp dsu two pointers	0 / 0	(None)
	9950	P1851G Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers	0 / 0	(None)
	9982	P1857G Counting Graphs combinatorics divide and conquer dsu graphs greedy sortings trees *2000	0 / 0	7
	9972	P1859D Andrey and Escape from Capygrad binary search data structures dp dsu greedy sortings *1800	0 / 0	6
	10049	P1872F Selling a Menagerie dfs and similar dsu graphs implementation math	0 / 0	(None)
	10115	P1873H Mad City dfs and similar dsu games graphs shortest paths trees *1700	0 / 0	5
	10101	P1876D Lexichromatography combinatorics dfs and similar dsu graphs two pointers	0 / 0	(None)
	10148	P1887D Split binary search data structures divide and conquer dsu math trees two pointers	0 / 0	(None)
	10173	P1895E Infinite Card Game binary search brute force data structures dfs and similar dp dsu games graphs greedy sortings two pointers *2300	0 / 0	8
	10197	P1899G Unusual Entertainment data structures dfs and similar dsu shortest paths sortings trees two pointers *1900	0 / 0	6
	10192	P1900E Transitive Graph dfs and similar dp dsu graphs implementation *2100	0 / 0	7
	10314	P1909C Heavy Intervals constructive algorithms data structures dsu greedy math sortings *1400	0 / 0	4
	10226	P1914G1 Light Bulbs (Easy Version) brute force combinatorics dfs and similar dp dsu graphs math trees *2100	0 / 0	7
	10274	P1919D 01 Tree constructive algorithms data structures dsu greedy sortings trees *2100	0 / 0	7
	10265	P1920D Array Repetition binary search brute force dsu implementation math *1800	0 / 0	6
	10263	P1920F1 Smooth Sailing (Easy Version) binary search brute force data structures dfs and similar dsu graphs shortest paths *2500	0 / 0	9
	10262	P1920F2 Smooth Sailing (Hard Version) binary search data structures dsu geometry graphs trees *3000	0 / 0	10
	10251	P1922D Berserk Monsters brute force data structures dsu implementation *1900	0 / 0	6
	10328	P1927D Find the Different Ones! binary search brute force data structures dp dsu greedy two pointers	0 / 0	(None)
	10326	P1927F Microcycle data structures dfs and similar dsu graphs greedy implementation sortings trees	0 / 0	(None)
	10429	P1930D2 Sum over all Substrings (Hard Version) bitmasks divide and conquer dp dsu greedy implementation strings *2100	0 / 0	7
	10391	P1935F Andrey's Tree binary search constructive algorithms data structures dfs and similar dsu greedy implementation trees *2800	0 / 0	10
	10453	P1946D Birthday Gift bitmasks brute force constructive algorithms dsu greedy implementation *1900	0 / 0	6
	10491	P1954E Chain Reaction binary search data structures dsu greedy implementation math number theory	0 / 0	(None)
	10475	P1956F Nene and the Passing Game constructive algorithms data structures dsu graphs sortings	0 / 0	(None)
	10573	P1971G XOUR data structures dsu sortings *1400	0 / 0	4
	10693	P1978F Large Graph data structures dfs and similar dsu graphs number theory two pointers *2400	0 / 0	9
	10532	P1981E Turtle and Intersected Segments data structures dsu graphs greedy math	0 / 0	(None)
	10656	P1985H1 Maximize the Largest Component (Easy Version) brute force data structures dfs and similar dsu graphs implementation *1700	0 / 0	5
	10655	P1985H2 Maximize the Largest Component (Hard Version) data structures dfs and similar dp dsu implementation *2200	0 / 0	8
	10642	P1987E Wonderful Tree! brute force data structures dfs and similar dsu greedy trees *2000	0 / 0	7
	10723	P1994D Funny Game constructive algorithms dsu graphs greedy math number theory trees *1900	0 / 0	6

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