data structures - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	6677	P195B After Training data structures implementation math *1300	0 / 0	(None)
	6674	P195E Building Forest data structures dsu graphs *2000	0 / 0	(None)
	6670	P196D The Next Good String data structures greedy hashing strings *2800	0 / 0	(None)
	6662	P198E Gripping Story binary search data structures sortings *2400	0 / 0	(None)
	6659	P200A Cinema brute force data structures *2400	0 / 0	(None)
	6641	P204B Little Elephant and Cards binary search data structures *1500	0 / 0	(None)
	6638	P204E Little Elephant and Strings data structures implementation string suffix structures two pointers *2800	0 / 0	(None)
	6627	P207C3 Game with Two Trees data structures *2700	0 / 0	(None)
	6612	P208E Blood Cousins binary search data structures dfs and similar trees *2100	0 / 0	(None)
	6605	P212D Cutting a Fence binary search data structures dsu *2500	0 / 0	(None)
	6599	P213E Two Permutations data structures hashing strings *2700	0 / 0	(None)
	6582	P217E Alien DNA data structures dsu trees *2800	0 / 0	(None)
	6575	P219E Parking Lot data structures *2200	0 / 0	(None)
	6573	P220B Little Elephant and Array constructive algorithms data structures *1800	0 / 0	(None)
	6572	P220C Little Elephant and Shifts data structures *2100	0 / 0	(None)
	6570	P220E Little Elephant and Inversions data structures two pointers *2400	0 / 0	(None)
	6566	P222B Cosmic Tables data structures implementation *1300	0 / 0	(None)
	6562	P223A Bracket Sequence data structures expression parsing implementation *1700	0 / 0	(None)
	6561	P223B Two Strings data structures dp strings *1900	0 / 0	(None)
	6548	P226C Anniversary data structures implementation math matrices number theory *2400	0 / 0	(None)

Pick a problem randomly based on the current filter.