Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	558	P1540C2 Converging Array (Hard Version) dp math *2900	0 / 0	(None)
	557	P1540D Inverse Inversions binary search brute force data structures *3200	0 / 0	(None)
	556	P1540E Tasty Dishes math matrices *3500	0 / 0	(None)
	555	P1541A Pretty Permutations constructive algorithms greedy implementation *800	0 / 0	(None)
	554	P1541B Pleasant Pairs brute force implementation math number theory *1200	0 / 0	(None)
	553	P1542A Odd Set math *800	0 / 0	(None)
	552	P1542B Plus and Multiply constructive algorithms math number theory *1500	0 / 0	(None)
	551	P1542C Strange Function math number theory *1600	0 / 0	(None)
	550	P1542D Priority Queue combinatorics dp implementation math ternary search *2200	0 / 0	(None)
	549	P1542E1 Abnormal Permutation Pairs (easy version) combinatorics dp fft math *2400	0 / 0	(None)
	548	P1542E2 Abnormal Permutation Pairs (hard version) combinatorics dp fft math *2700	0 / 0	(None)
	547	P1543A Exciting Bets greedy math number theory *900	0 / 0	(None)
	546	P1543B Customising the Track combinatorics greedy math *900	0 / 0	(None)
	545	P1543C Need for Pink Slips bitmasks brute force dfs and similar implementation math probabilities *1900	0 / 0	(None)
	544	P1543D1 RPD and Rap Sheet (Easy Version) bitmasks constructive algorithms interactive math *1700	0 / 0	(None)
	543	P1543D2 RPD and Rap Sheet (Hard Version) brute force constructive algorithms interactive math *2200	0 / 0	(None)
	542	P1543E The Final Pursuit bitmasks constructive algorithms divide and conquer graphs greedy math *2700	0 / 0	(None)
	541	P1545A AquaMoon and Strange Sort sortings *1500	0 / 0	(None)
	540	P1545B AquaMoon and Chess combinatorics math *1900	0 / 0	(None)
	539	P1545C AquaMoon and Permutations 2-sat brute force combinatorics constructive algorithms graph matchings graphs *2800	0 / 0	(None)

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