题库 - matrices - 南阳理工学院OJ

ID	题目显示标签隐藏标签	AC / 尝试	难度
7701	P1701F Points combinatorics data structures implementation math matrices	0 / 0	(无)
7774	P1713E Cross Swapping data structures dsu greedy matrices *2400	0 / 0	(无)
7837	P1728G Illumination bitmasks brute force combinatorics dp math matrices *2700	0 / 0	(无)
7959	P1743F Intersection and Union bitmasks brute force combinatorics data structures math matrices *2300	0 / 0	(无)
8039	P1761E Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers *2400	0 / 0	9
8115	P1844G Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees	0 / 0	(无)
8265	P1864H Asterism Stream dp math matrices probabilities	0 / 0	(无)
8411	P1895F Fancy Arrays combinatorics dp flows hashing math matrices	0 / 0	(无)
8589	P1924C Fractal Origami geometry math matrices *2400	0 / 0	9
8838	P1980E Permutation of Rows and Columns constructive algorithms data structures greedy hashing implementation math matrices sortings *1600	0 / 0	5

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