combinatorics - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	8479	P1830C Hyperregular Bracket Strings combinatorics greedy hashing math number theory sortings *2400	0 / 0	9
	8436	P1832E Combinatorics Problem brute force combinatorics dp *2200	0 / 0	8
	8467	P1833F Ira and Flamenco combinatorics constructive algorithms data structures implementation math sortings two pointers *1700	0 / 0	5
	8553	P1835E Old Mobile combinatorics dp probabilities *3500	0 / 0	10
	8461	P1837E Playoff Fixing combinatorics trees	0 / 0	(None)
	8455	P1838E Count Supersequences combinatorics dp math	0 / 0	(None)
	8446	P1840C Ski Resort combinatorics math two pointers	0 / 0	(None)
	8543	P1842G Tenzing and Random Operations combinatorics dp math probabilities *2800	0 / 0	10
	8538	P1843C Sum in Binary Tree bitmasks combinatorics math trees *800	0 / 0	3
	8537	P1843D Apple Tree combinatorics dfs and similar dp math trees *1200	0 / 0	4
	8525	P1844H Multiple of Three Cycles combinatorics dp dsu math	0 / 0	(None)
	8506	P1847E Triangle Platinum? brute force combinatorics implementation interactive math probabilities	0 / 0	(None)
	8585	P1848F Vika and Wiki binary search bitmasks combinatorics divide and conquer dp math *2400	0 / 0	9
	8578	P1850G The Morning Star combinatorics data structures geometry implementation math sortings	0 / 0	(None)
	8627	P1854C Expected Destruction combinatorics dp math probabilities *2500	0 / 0	9
	8622	P1855B Longest Divisors Interval brute force combinatorics greedy math number theory *900	0 / 0	3
	8609	P1857G Counting Graphs combinatorics divide and conquer dsu graphs greedy sortings trees *2000	0 / 0	7
	8699	P1861E Non-Intersecting Subpermutations combinatorics dp implementation math	0 / 0	(None)
	8649	P1862D Ice Cream Balls binary search combinatorics constructive algorithms math	0 / 0	(None)
	8691	P1863G Swaps combinatorics dp graphs math	0 / 0	(None)

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