#include <iostream>
#include <vector>
int main() {
// Step 1: Declare a vector of integers
std::vector<int> myVector;
// Step 2: Add elements to the vector
myVector.push_back(1);
myVector.push_back(2);
myVector.push_back(3);
// Step 3: Print the elements of the vector
std::cout << "Vector elements: ";
for (int i = 0; i < myVector.size(); ++i) {
std::cout << myVector[i] << " ";
}
std::cout << "\n";
// Step 4: Access and modify elements using iterators
std::cout << "Vector elements using iterators: ";
for (std::vector<int>::iterator it = myVector.begin(); it != myVector.end(); ++it) {
std::cout << *it << " ";
}
std::cout << "\n";
return 0;
}