What is Vector data structure - Stack Overflow
2015年9月12日 · This is why it can confuse the discussion, because a vector data structure COULD be three points, X,Y,Z, in a structure used in 3D graphics engines, or a 2D point (just …
What are vectors and how are they used in programming?
The most useful stl container is vector. A stl::vector is a sequence of elements of a given type. The elements are stored contiguously in memory. So a STL vector is a collection of values of …
data structures - How is vector implemented in C++ - Stack …
A typical vector implementation consists, internally, of a pointer to a dynamically allocated array,[2] and possibly data members holding the capacity and size of the vector. The size of …
data structures - Linked List vs Vector - Stack Overflow
Vector is another name for dynamic arrays. It is the name used for the dynamic array data structure in C++. If you have experience in Java you may know them with the name ArrayList. …
What is a Stack, Queue, Vector, Array and List? [closed]
2014年3月22日 · Since your question is about C++, I will talk about 2 data structures: vector and list. There is one more sequential container - deque, which is similar to a vector, the major …
what is underlying data structure of STL list, vector and set?
2011年10月26日 · The standard gives no guarantees on what data structures are used, there are only complexity guarantees, so the implementation can choose any structure that fulfills them. …
Using a vector data structure - design and syntax questions
2010年2月9日 · memC, std::vector<elemt> is correct, but judging by the section in italic in the original post, I'd say that it doesn't do what you expect. If instances of elemt are created and …
Arrays vs Vectors: Introductory Similarities and Differences
2013年2月26日 · Vector. A vector is a dynamically-sized sequence of objects that provides array-style operator[] random access. The member function push_back copies its arguments via …
c - What is a Vector Array? - Stack Overflow
2012年10月1日 · A Vector is a dynamic array of objects. The question is not a mathematical in nature, it's asking about implementing a vector data structure in C. Not reading the question is …
How to use vector::push_back ()` with a struct? - Stack Overflow
2011年3月13日 · Note that, since a is a vector of points (not pointers to them), the push_back will create a copy of your point struct -- so p can safely be destroyed once it goes out of scope. …