combinatorics - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	7562	P9D How many trees? combinatorics divide and conquer dp *1900	0 / 0	(None)
	7531	P15E Triangles combinatorics dp *2600	0 / 0	(None)
	7481	P26C Parquet combinatorics constructive algorithms greedy implementation *2000	0 / 0	(None)
	7480	P26D Tickets combinatorics math probabilities *2400	0 / 0	(None)
	7471	P28C Bath Queue combinatorics dp probabilities *2200	0 / 0	(None)
	7425	P37D Lesson Timetable combinatorics dp math *2300	0 / 0	(None)
	7400	P40E Number Table combinatorics *2500	0 / 0	(None)
	7376	P44I Toys brute force combinatorics *2300	0 / 0	(None)
	7330	P51E Pentagon combinatorics graphs matrices *2400	0 / 0	(None)
	7327	P52B Right Triangles combinatorics *1600	0 / 0	(None)
	7303	P57C Array combinatorics math *1900	0 / 0	(None)
	7135	P91C Ski Base combinatorics dsu graphs *2300	0 / 0	(None)
	7070	P107B Basketball Team combinatorics dp math probabilities *1600	0 / 0	(None)
	7054	P111D Petya and Coloring combinatorics dp *2300	0 / 0	(None)
	7046	P113E Sleeping combinatorics implementation math *2700	0 / 0	(None)
	7009	P121C Lucky Permutation brute force combinatorics number theory *1900	0 / 0	(None)
	7002	P123C Brackets combinatorics dp greedy *2300	0 / 0	(None)
	6998	P124B Permutations brute force combinatorics implementation *1400	0 / 0	(None)
	6983	P128C Games with Rectangle combinatorics dp *2000	0 / 0	(None)
	6966	P131C The World is a Theatre combinatorics math *1400	0 / 0	(None)

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