Check out example codes for "c++ print elements of vector to the console". It will help you in understanding the concepts better.

Code Example 1

#include <iostream>
#include <vector>

int main()
{
	std::vector<int> myVector = {1, 2, 3, 4, 5, 6};

	for(int i = 0; i < myVector.size(); i++)
	{
		std::cout << myVector[i] << std::endl;
        
        //***** alternate method *******
		//std::cout << myVector.at(i) << std::endl;		
	}	
}

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