Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	3649	P720E Cipher implementation *3100	0 / 0	(None)
	3650	P721A One-dimensional Japanese Crossword implementation *800	0 / 0	(None)
	3651	P721C Journey dp graphs *1800	0 / 0	(None)
	3652	P721D Maxim and Array constructive algorithms data structures greedy math *2000	0 / 0	(None)
	3653	P721E Road to Home binary search dp *2700	0 / 0	(None)
	3654	P722B Verse Pattern implementation strings *1200	0 / 0	(None)
	3655	P722C Destroying Array data structures dsu *1600	0 / 0	(None)
	3656	P722E Research Rover combinatorics dp *2900	0 / 0	(None)
	3657	P722F Cyclic Cipher chinese remainder theorem data structures implementation number theory two pointers *2800	0 / 0	(None)
	3658	P723B Text Document Analysis expression parsing implementation strings *1100	0 / 0	(None)
	3659	P723D Lakes in Berland dfs and similar dsu graphs greedy implementation *1600	0 / 0	(None)
	3660	P723F st-Spanning Tree dsu graphs greedy implementation *2300	0 / 0	(None)
	3661	P724A Checking the Calendar implementation *1000	0 / 0	(None)
	3662	P724C Ray Tracing greedy hashing implementation math number theory sortings *1800	0 / 0	(None)
	3663	P724D Dense Subsequence data structures greedy strings *1900	0 / 0	(None)
	3664	P724F Uniformly Branched Trees combinatorics dp trees *2700	0 / 0	(None)
	3665	P724G Xor-matic Number of the Graph bitmasks graphs math number theory trees *2600	0 / 0	(None)
	3666	P725B Food on the Plane implementation math *1200	0 / 0	(None)
	3667	P725D Contest Balloons data structures greedy *1800	0 / 0	(None)
	3668	P725F Family Photos games greedy *2900	0 / 0	(None)

Pick a problem randomly based on the current filter.