how to use vectors c 2b 2b

1#include <iostream>
2#include <vector>
3using namespace std;
4
5int main() {
6  //vector element size
7  const int size = 4; 
8  //vector with int data type
9  //all elements are equal to 4
10  vector<int> myVect (size, 4);
11
12  for (int i=0; i<size; i++) {
13    cout << "Vector index(" << i <<") is: "<< myVect[i] << endl; 
14  }
15  return 0;
16}