#include <iostream> #include <vector> using namespace std; int main() { vector<int> coll; // vector container for integer elements // append elements with values 1 to 6 for (int i=1; i<=6; ++i) { coll.push_back(i); } // print all elements followed by a space for (int i=0; i<coll.size(); ++i) { cout << coll[i] << ' '; } cout << endl; //print the number of elements cout << coll.size() << endl; }