c++ array access operator

#include <iostream>

int main() {
    int arr[5] = {1, 2, 3, 4, 5};

    // Accessing elements using array access operator []
    int firstElement = arr[0];
    int secondElement = arr[1];
    int thirdElement = arr[2];
    int fourthElement = arr[3];
    int fifthElement = arr[4];

    // Modifying elements using array access operator []
    arr[1] = 10;
    arr[3] = arr[2] + arr[4];

    // Displaying array elements
    std::cout << "First Element: " << firstElement << std::endl;
    std::cout << "Second Element: " << secondElement << std::endl;
    std::cout << "Third Element: " << thirdElement << std::endl;
    std::cout << "Fourth Element: " << fourthElement << std::endl;
    std::cout << "Fifth Element: " << fifthElement << std::endl;

    return 0;
}