c++ string element access

#include <iostream>
#include <string>

int main() {
    std::string str = "Hello, World!";

    // Accessing individual elements using array subscript notation
    char firstChar = str[0];
    char fifthChar = str[4];

    // Accessing individual elements using at() method
    char secondChar = str.at(1);
    char eighthChar = str.at(7);

    // Displaying the results
    std::cout << "Using array subscript notation:" << std::endl;
    std::cout << "First character: " << firstChar << std::endl;
    std::cout << "Fifth character: " << fifthChar << std::endl;

    std::cout << "\nUsing at() method:" << std::endl;
    std::cout << "Second character: " << secondChar << std::endl;
    std::cout << "Eighth character: " << eighthChar << std::endl;

    return 0;
}