题库 - graphs - HydroOJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	9017	P1866C Completely Searching for Inversions dfs and similar dp graphs	0 / 0	(无)
	9009	P1866K Keen Tree Calculation binary search data structures dp geometry graphs implementation trees	0 / 0	(无)
	9032	P1867D Cyclic Operations brute force constructive algorithms dfs and similar graphs greedy implementation	0 / 0	(无)
	9027	P1868B1 Candy Party (Easy Version) bitmasks constructive algorithms graphs greedy implementation math	0 / 0	(无)
	9026	P1868B2 Candy Party (Hard Version) bitmasks combinatorics constructive algorithms dp graphs greedy implementation math	0 / 0	(无)
	9024	P1868D Flower-like Pseudotree constructive algorithms graphs implementation trees	0 / 0	(无)
	9036	P1870H Standard Graph Problem data structures graphs greedy trees	0 / 0	(无)
	9001	P1872F Selling a Menagerie constructive algorithms dfs and similar graphs math	0 / 0	(无)
	9063	P1873H Mad City dfs and similar dsu games graphs shortest paths trees *1700	0 / 0	5
	9079	P1874B Jellyfish and Math bitmasks brute force dfs and similar dp graphs shortest paths	0 / 0	(无)
	9078	P1874C Jellyfish and EVA dp graphs greedy math probabilities	0 / 0	(无)
	9093	P1876C Autosynthesis constructive algorithms dfs and similar graphs greedy sortings	1 / 1	10
	9092	P1876D Lexichromatography combinatorics dfs and similar dsu graphs two pointers	0 / 0	(无)
	9090	P1876F Indefinite Clownfish binary search graphs	0 / 0	(无)
	9051	P1879E Interactive Game with Coloring brute force constructive algorithms dfs and similar graphs implementation interactive trees *2400	0 / 0	9
	9097	P1881F Minimum Maximum Distance dfs and similar dp graphs shortest paths trees	0 / 0	(无)
	9107	P1887B Time Travel binary search graphs implementation shortest paths	1 / 1	10
	9104	P1887E Good Colorings binary search constructive algorithms graphs interactive	0 / 0	(无)
	9131	P1889D Game of Stacks brute force dfs and similar graphs implementation trees	0 / 0	(无)
	9130	P1889E Doremy's Swapping Trees dfs and similar graphs trees	0 / 0	(无)
	9149	P1893A Anonymous Informant brute force dfs and similar graphs implementation *1400	2 / 2	4
	9145	P1893E Cacti Symphony combinatorics dfs and similar dp graphs *3500	0 / 0	10
	9138	P1895E Infinite Card Game binary search brute force dfs and similar dsu games graphs greedy sortings two pointers	1 / 1	10
	9151	P1899F Alex's whims constructive algorithms graphs shortest paths trees	1 / 1	10
	9170	P1900E Transitive Graph dfs and similar dp dsu graphs implementation	0 / 0	(无)
	9164	P1901E Compressed Tree dfs and similar dp graphs greedy trees	0 / 0	(无)
	9211	P1902F Trees and XOR Queries Again data structures dfs and similar divide and conquer graphs implementation math trees *2400	0 / 0	9
	9184	P1903F Babysitting 2-sat binary search data structures graphs	0 / 0	(无)
	9240	P1904E Tree Queries data structures dfs and similar graphs implementation trees	0 / 1	10
	9239	P1904F Beautiful Tree data structures dfs and similar graphs implementation trees	0 / 0	(无)
	9191	P1907G Lights brute force constructive algorithms dfs and similar graphs greedy implementation *2200	0 / 0	8
	9221	P1912H Hypercatapult Commute graphs *2400	0 / 0	9
	9284	P1913E Matrix Problem flows graphs *2400	0 / 0	9
	9275	P1914G1 Light Bulbs (Easy Version) brute force combinatorics dfs and similar dp dsu graphs math trees *2100	0 / 0	7
	9274	P1914G2 Light Bulbs (Hard Version) combinatorics data structures dfs and similar dp graphs hashing *2300	0 / 0	8
	9267	P1915G Bicycles graphs greedy implementation shortest paths sortings *1800	1 / 2	6
	9261	P1916F Group Division constructive algorithms dfs and similar graphs greedy *2900	2 / 2	10
	9338	P1918F Caterpillar on a Tree binary search dfs and similar graphs greedy implementation trees	0 / 0	(无)
	9316	P1920F1 Smooth Sailing (Easy Version) binary search brute force data structures dfs and similar dsu graphs shortest paths *2500	1 / 1	9
	9315	P1920F2 Smooth Sailing (Hard Version) 2-sat binary search data structures dsu geometry graphs trees *3000	0 / 0	10
	9395	P1923E Count Paths data structures dfs and similar divide and conquer dp graphs trees	0 / 0	(无)
	9387	P1926G Vlad and Trouble at MIT dfs and similar dp flows graphs greedy implementation trees	0 / 0	(无)
	9381	P1927F Microcycle data structures dfs and similar dsu graphs greedy implementation sortings trees *1900	0 / 0	6
	9375	P1928E Modular Sequence brute force constructive algorithms dp graphs greedy math number theory *2300	0 / 0	8
	9369	P1929E Sasha and the Happy Tree Cutting bitmasks brute force dfs and similar dp graphs greedy trees *2300	0 / 0	8
	9352	P1931F Chat Screenshots combinatorics dfs and similar graphs *1700	1 / 1	5
	9344	P1932G Moving Platforms graphs math number theory shortest paths	0 / 0	(无)
	9428	P1933F Turtle Mission: Robot and the Earthquake dfs and similar dp graphs shortest paths	0 / 0	(无)
	9418	P1936C Pokémon Arena graphs greedy implementation shortest paths sortings	1 / 2	10
	9438	P1941G Rudolf and Subway constructive algorithms dfs and similar graphs shortest paths	0 / 0	(无)

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