Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	2055	P63C Bulls and Cows brute force implementation *1700	0 / 0	(None)
	2056	P63E Sweets Game bitmasks dfs and similar dp games implementation *2000	0 / 0	(None)
	2057	P64B Expression special problem expression parsing 1500	0 / 0	(None)
	2058	P64D Presents special problem greedy 1800	0 / 0	(None)
	2059	P64F Domain special problem expression parsing 2000	0 / 0	(None)
	2060	P64H Table Bowling special problem sortings 2300	0 / 0	(None)
	2061	P65A Harry Potter and Three Spells implementation math *1800	0 / 0	(None)
	2062	P65B Harry Potter and the History of Magic brute force greedy implementation *1700	0 / 0	(None)
	2063	P65D Harry Potter and the Sorting Hat brute force dfs and similar hashing *2200	0 / 0	(None)
	2064	P66A Petya and Java implementation strings *1300	0 / 0	(None)
	2065	P66C Petya and File System data structures implementation *1800	0 / 0	(None)
	2066	P66D Petya and His Friends constructive algorithms math number theory *1700	0 / 0	(None)
	2067	P67A Partial Teacher dp graphs greedy implementation *1800	0 / 0	(None)
	2068	P67B Restoration of the Permutation greedy *1800	0 / 0	(None)
	2069	P67D Optical Experiment binary search data structures dp *1900	0 / 0	(None)
	2070	P68A Irrational problem implementation number theory *1100	0 / 0	(None)
	2071	P68B Energy exchange binary search *1600	0 / 0	(None)
	2072	P68D Half-decay tree data structures divide and conquer dp math probabilities *2500	0 / 0	(None)
	2073	P69A Young Physicist implementation math *1000	0 / 0	(None)
	2074	P69C Game implementation *2000	0 / 0	(None)

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