multiset_开发者

get the number of instances of an element in a guava multiset without iterating

I have a multiset in guava and I would liketo retrieve the number of instances of a given element without iterating over this multiset (I don\'t want to iterate because I assume that iterating takes q[详细]

2023-04-11 19:56 分类：问答

LINQ implementation of Cartesian Product with pruning

I hope someone is able to help me with what is, at least to me, quite a tricky algorithm. The Problem I have a List (1 <= size <= 5, but size unknown until run-time) of Lists (1 <= size <[详细]

2023-03-26 04:18 分类：问答

How to print values in multiset?

How to access the valu开发者_如何学编程es stored in the data structure multiset, C++? for (int i = 0; i < mlt.size; i++)[详细]

2023-03-20 17:37 分类：问答

Multiset to vector, C++

How to copy last k items from std::multiset in rev开发者_开发技巧ersed order to std::vector as fast as possible?If you use the non-standard copy_n (you can easily roll your own), you can just do this:[详细]

2023-03-02 15:30 分类：问答

Data structure for querying whether a given subset exists in a collection of sets

I\'m trying to build a data structure for a word game solver. I need to store about 150,000 sets of the form {A, A, D, E, I, L, P, T, V, Y}. (They are normalized English words, i.e. ch开发者_运维知识[详细]

2023-02-15 10:28 分类：问答

Multinomial sets

I\'m having a problem figuring out this problem, it is similar to combining sets of non-unique letters, but is slightly different.[详细]

2023-02-14 06:48 分类：问答

No default selected row in DevExpress WinForms GridView in multiselect mode

I have a WinForms DevExpress GridControl with single simple gridview in multiselect mode. There is no default selected row when it displayed first time. In singleselect mode all works fine. GridContro[详细]

2023-02-03 05:41 分类：问答