matrices - 题库 - bzoj.org

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	595	P1698G Long Binary String bitmasks math matrices meet-in-the-middle number theory *2900	0 / 0	10
	593	P1699B Almost Ternary Matrix bitmasks constructive algorithms matrices *900	0 / 0	3
	578	P1701F Points combinatorics data structures implementation math matrices *2500	0 / 0	9
	509	P1713E Cross Swapping 2-sat data structures dsu greedy matrices *2400	0 / 0	9
	326	P1743F Intersection and Union data structures dp matrices probabilities *2300	0 / 0	8
	251	P1761E Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers *2400	0 / 0	9
	7786	P1808E2 Minibuses on Venus (medium version) combinatorics divide and conquer dp matrices *2500	0 / 0	9
	8545	P1814E Chain Chips data structures dp matrices *2300	0 / 0	8
	8735	P1844G Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees	0 / 1	10
	8816	P1864H Asterism Stream dp math matrices	0 / 0	(无)
	8968	P1895F Fancy Arrays combinatorics dp flows hashing math matrices	0 / 0	(无)
	9139	P1916H1 Matrix Rank (Easy Version) brute force combinatorics dp math matrices *2700	0 / 0	10
	9138	P1916H2 Matrix Rank (Hard Version) combinatorics dp math matrices string suffix structures *2700	0 / 0	10
	9131	P1919F2 Wine Factory (Hard Version) data structures dp flows greedy matrices *2800	0 / 0	10
	9180	P1924C Fractal Origami geometry math matrices	0 / 0	(无)
	9417	P1970E2 Trails (Medium) dp matrices *2000	0 / 0	7
	9416	P1970E3 Trails (Hard) dp matrices *2200	0 / 0	8
	9522	P1980E Permutation of Rows and Columns constructive algorithms data structures greedy hashing implementation math matrices sortings *1600	0 / 0	5
	9593	P1995E1 Let Me Teach You a Lesson (Easy Version) 2-sat data structures dp matrices two pointers *2700	0 / 0	10
	9592	P1995E2 Let Me Teach You a Lesson (Hard Version) data structures dp matrices two pointers *2900	0 / 0	10

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