Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	4011	P860E Arkady and a Nobody-men data structures dfs and similar trees *2700	0 / 0	(None)
	4012	P862B Mahmoud and Ehab and the bipartiteness dfs and similar graphs trees *1300	0 / 0	(None)
	4013	P862D Mahmoud and Ehab and the binary string binary search divide and conquer interactive *2000	0 / 0	(None)
	4014	P862F Mahmoud and Ehab and the final stage data structures strings *2900	0 / 0	(None)
	4015	P863B Kayaking brute force greedy sortings *1500	0 / 0	(None)
	4016	P863D Yet Another Array Queries Problem data structures implementation *1800	0 / 0	(None)
	4017	P863E Turn Off The TV data structures sortings *2000	0 / 0	(None)
	4018	P863G Graphic Settings *3200	0 / 0	(None)
	4019	P864B Polycarp and Letters brute force implementation strings *1000	0 / 0	(None)
	4020	P864D Make a Permutation! greedy implementation math *1500	0 / 0	(None)
	4021	P864E Fire dp sortings *2000	0 / 0	(None)
	4022	P865A Save the problem! constructive algorithms *1400	0 / 0	(None)
	4023	P865B Ordering Pizza binary search sortings ternary search *1900	0 / 0	(None)
	4024	P865D Buy Low Sell High constructive algorithms data structures greedy *2400	0 / 0	(None)
	4025	P865E Hex Dyslexia bitmasks brute force dp graphs *3300	0 / 0	(None)
	4026	P865G Flowers and Chocolate combinatorics math matrices *3300	0 / 0	(None)
	4027	P867A Between the Offices implementation *800	0 / 0	(None)
	4028	P868B Race Against Time implementation *1400	0 / 0	(None)
	4029	P868D Huge Strings bitmasks brute force dp implementation strings *2200	0 / 0	(None)
	4030	P868E Policeman and a Tree dp graphs trees *2700	0 / 0	(None)

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