© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023
S. DmitrovićModern C++ for Absolute Beginnershttps://doi.org/10.1007/978-1-4842-9274-7_15

15. Exercises

Slobodan Dmitrović1  
(1)
Belgrade, Serbia
 

Array Definition

Write a program that defines and initializes an array of five doubles. Change and then print out the values of the first and last array elements.
#include <iostream>
int main()
{
    double arr[5] = { 1.23, 2.45, 8.52, 6.3, 10.15 };
    arr[0] = 2.56;
    arr[4] = 3.14;
    std::cout << "The first array element is: " << arr[0] << '\n';
    std::cout << "The last array element is: " << arr[4] << '\n';
}
Output:
The first array element is: 2.56
The last array element is: 3.14

Pointer to an Object

Write a program ...

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