Problem Set - *2200 - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	1869	P7D Palindrome Degree hashing strings *2200	0 / 0	(None)
	1881	P11C How Many Squares? implementation *2200	0 / 0	(None)
	1887	P13C Sequence dp sortings *2200	0 / 0	(None)
	1930	P27D Ring Road 2 2-sat dfs and similar dsu graphs *2200	0 / 0	(None)
	1932	P28C Bath Queue combinatorics dp probabilities *2200	0 / 0	(None)
	1958	P36C Bowls geometry implementation *2200	0 / 0	(None)
	1992	P45B School dp dsu *2200	0 / 0	(None)
	1996	P45G Prime Problem number theory *2200	0 / 0	(None)
	2005	P47E Cannon data structures geometry sortings *2200	0 / 0	(None)
	2033	P56E Domino Principle binary search data structures sortings *2200	0 / 0	(None)
	2063	P65D Harry Potter and the Sorting Hat brute force dfs and similar hashing *2200	0 / 0	(None)
	2077	P70C Lucky Tickets binary search data structures sortings two pointers *2200	0 / 0	(None)
	2081	P71E Nuclear Fusion bitmasks dp *2200	0 / 0	(None)
	2083	P72B INI-file special problem implementation 2200	0 / 0	(None)
	2100	P76A Gift dsu graphs sortings trees *2200	0 / 0	(None)
	2126	P85C Petya and Tree binary search dfs and similar probabilities sortings trees *2200	0 / 0	(None)
	2129	P86B Tetris revisited constructive algorithms graph matchings greedy math *2200	0 / 0	(None)
	2130	P86D Powerful array data structures implementation math two pointers *2200	0 / 0	(None)
	2153	P97E Leaders dfs and similar dsu graphs trees *2200	0 / 0	(None)
	2171	P105C Item World brute force implementation sortings *2200	0 / 0	(None)

Pick a problem randomly based on the current filter.