Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	7159	P85C Petya and Tree binary search dfs and similar probabilities sortings trees *2200	0 / 0	(None)
	7158	P85D Sum of Medians binary search brute force data structures implementation *2300	0 / 0	(None)
	7157	P85E Guard Towers binary search dsu geometry graphs sortings *2600	0 / 0	(None)
	7156	P86A Reflection math *1600	0 / 0	(None)
	7155	P86B Tetris revisited constructive algorithms graph matchings greedy math *2200	0 / 0	(None)
	7154	P86C Genetic engineering dp string suffix structures trees *2500	0 / 0	(None)
	7153	P86D Powerful array data structures implementation math two pointers *2200	0 / 0	(None)
	7152	P86E Long sequence brute force math matrices *2700	0 / 0	(None)
	7151	P87A Trains implementation math *1500	0 / 0	(None)
	7150	P87B Vasya and Types implementation strings *1800	0 / 0	(None)
	7149	P87C Interesting Game dp games math *2000	0 / 0	(None)
	7148	P87D Beautiful Road dfs and similar dp dsu graphs implementation sortings trees *2300	0 / 0	(None)
	7147	P87E Mogohu-Rea Idol geometry *2600	0 / 0	(None)
	7146	P88A Chord brute force implementation *1200	0 / 0	(None)
	7145	P88B Keyboard implementation *1500	0 / 0	(None)
	7144	P89A Robbery greedy *1800	0 / 0	(None)
	7143	P89B Widget Library dp expression parsing graphs implementation *2300	0 / 0	(None)
	7142	P89C Chip Play brute force data structures implementation *2300	0 / 0	(None)
	7141	P89D Space mines geometry *2500	0 / 0	(None)
	7140	P89E Fire and Ice greedy *2900	0 / 0	(None)

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