combinatorics - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	4520	P1085G Beautiful Matrix combinatorics data structures dp *2900	0 / 0	(None)
	4540	P1091D New Year and the Permutation Concatenation combinatorics dp math *1700	0 / 0	(None)
	4555	P1096B Substring Removal combinatorics math strings *1300	0 / 0	(None)
	4557	P1096E The Top Scorer combinatorics dp math probabilities *2500	0 / 0	(None)
	4563	P1097G Vladislav and a Great Legend combinatorics dp trees *3000	0 / 0	(None)
	4586	P1105C Ayoub and Lost Array combinatorics dp math *1500	0 / 0	(None)
	4602	P1109D Sasha and Interesting Fact from Graph Theory brute force combinatorics dp math trees *2400	0 / 0	(None)
	4610	P1111D Destroy the Colony combinatorics dp math *2600	0 / 0	(None)
	4637	P1118F2 Tree Cutting (Hard Version) combinatorics dfs and similar dp trees *2700	0 / 0	(None)
	4724	P1151F Sonya and Informatics combinatorics dp matrices probabilities *2300	0 / 0	(None)
	4732	P1153F Serval and Bonus Problem combinatorics dp math probabilities *2600	0 / 0	(None)
	4768	P1166A Silent Classroom combinatorics greedy *900	3 / 6	10
	4774	P1167F Scalar Queries combinatorics data structures math sortings *2300	0 / 0	(None)
	4792	P1174E Ehab and the Expected GCD Problem combinatorics dp math number theory *2500	0 / 0	(None)
	4806	P1178F1 Short Colorful Strip combinatorics dfs and similar dp *2200	0 / 0	(None)
	4813	P1181C Flag brute force combinatorics dp implementation *1900	0 / 0	(None)
	4836	P1185G1 Playlist for Polycarp (easy version) bitmasks combinatorics dp *2100	0 / 0	(None)
	4837	P1185G2 Playlist for Polycarp (hard version) combinatorics dp *2600	0 / 0	(None)
	4861	P1194F Crossword Expert combinatorics dp number theory probabilities two pointers *2400	0 / 0	(None)
	4864	P1195D1 Submarine in the Rybinsk Sea (easy edition) combinatorics math number theory *1500	0 / 0	(None)

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