Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	3989	P847K Travel Cards greedy implementation sortings *1800	0 / 0	(None)
	3990	P847M Weather Tomorrow implementation math *1000	0 / 0	(None)
	3991	P848A From Y to Y constructive algorithms *1600	0 / 0	(None)
	3992	P848C Goodbye Souvenir data structures divide and conquer *2600	0 / 0	(None)
	3993	P848D Shake It! combinatorics dp flows graphs *2900	0 / 0	(None)
	3994	P848E Days of Floral Colours combinatorics divide and conquer dp fft math *3400	0 / 0	(None)
	3995	P849B Tell Your World brute force geometry *1600	0 / 0	(None)
	3996	P850A Five Dimensional Points brute force geometry math *1700	0 / 0	(None)
	3997	P850B Arpa and a list of numbers implementation number theory *2100	0 / 0	(None)
	3998	P850D Tournament Construction constructive algorithms dp graphs greedy math *2800	0 / 0	(None)
	3999	P850F Rainbow Balls math *2800	0 / 0	(None)
	4000	P851B Arpa and an exam about geometry geometry math *1400	0 / 0	(None)
	4001	P852A Digits brute force implementation math *2500	0 / 0	(None)
	4002	P852C Property greedy sortings *2100	0 / 0	(None)
	4003	P852D Exploration plan binary search flows graph matchings shortest paths *2100	0 / 0	(None)
	4004	P858B Which floor? brute force implementation *1500	0 / 0	(None)
	4005	P858C Did you mean... dp greedy implementation *1500	0 / 0	(None)
	4006	P858E Tests Renumeration greedy implementation *2200	0 / 0	(None)
	4007	P858F Wizard's Tour constructive algorithms dfs and similar graphs *2300	0 / 0	(None)
	4008	P859B Lazy Security Guard brute force geometry math *1000	0 / 0	(None)

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