math - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	8576	P1851A Escalator Conversations brute force constructive algorithms implementation math	0 / 0	(None)
	8573	P1851D Prefix Permutation Sums implementation math	0 / 0	(None)
	8571	P1851F Lisa and the Martians bitmasks data structures greedy math sortings strings trees	0 / 0	(None)
	8569	P1852A Ntarsis' Set binary search math number theory	0 / 0	(None)
	8568	P1852B Imbalanced Arrays constructive algorithms graphs greedy math sortings two pointers	0 / 0	(None)
	8567	P1852C Ina of the Mountain data structures dp greedy math	0 / 0	(None)
	8563	P1853A Desorting brute force greedy math	0 / 0	(None)
	8562	P1853B Fibonaccharsis binary search brute force math	0 / 0	(None)
	8630	P1854A1 Dual (Easy Version) constructive algorithms math *1400	0 / 0	4
	8629	P1854A2 Dual (Hard Version) constructive algorithms math *1900	0 / 0	6
	8627	P1854C Expected Destruction combinatorics dp math probabilities *2500	0 / 0	9
	8625	P1854E Game Bundles brute force constructive algorithms dp greedy math *3000	0 / 0	10
	8623	P1855A Dalton the Teacher greedy math *800	0 / 0	3
	8622	P1855B Longest Divisors Interval brute force combinatorics greedy math number theory *900	0 / 0	3
	8620	P1856B Good Arrays implementation math *900	0 / 0	3
	8616	P1856E2 PermuTree (hard version) bitmasks dfs and similar dp fft greedy implementation math trees *2700	0 / 0	10
	8615	P1857A Array Coloring greedy math *800	0 / 0	3
	8614	P1857B Maximum Rounding greedy implementation math *1100	0 / 0	3
	8612	P1857D Strong Vertices math sortings trees *1300	0 / 0	4
	8611	P1857E Power of Points math sortings *1500	0 / 0	5

Pick a problem randomly based on the current filter.