example1_vector_dynamic_array.cpp

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#include <iostream>
#include <vector>
#include <algorithm>

int main() {
    std::vector<int> numbers = {5, 2, 8, 1, 9};

    // Adding elements
    numbers.push_back(7);

    // Accessing elements
    std::cout << "First element: " << numbers[0] << std::endl;

    // Iterating
    for (const auto& num : numbers) {
        std::cout << num << " ";
    }
    std::cout << std::endl;

    // Sorting
    std::sort(numbers.begin(), numbers.end());

    // Size and capacity
    std::cout << "Size: " << numbers.size() << std::endl;
    std::cout << "Capacity: " << numbers.capacity() << std::endl;

    return 0;
}