How do I initialize STL vectors in C++?
You can initialize STL vectors in C++ using several methods. For example, you can use the constructor to specify the size and default value.
Can you show me an example of initializing a vector with specific values?
Sure! You can initialize a vector with specific values like this: std::vector<int> vec = {1, 2, 3, 4, 5};
.
What if I want to initialize a vector of a certain size with a default value?
You can do that by using the constructor with two parameters: std::vector<int> vec(5, 10);
initializes a vector of size 5 with all elements set to 10.
Are there any other ways to initialize vectors?
Yes, you can also use the push_back
method to add elements one by one after declaring an empty vector.
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