//Calculate cube of a double number x

double cube(double x); //Returns the cube of double x

//Reads the number from keyboard and prints cube
void get_num_and_print_cube();

//Prints cube of parameter x
void print_cube(double x);

//Gets a number from keyboard and returns cube
double cube_of_input();

//Replaces x with its cube
void cube_x(double& x);

















double cube(double x)
{
    return x*x*x;
}

void get_num_and_print_cube()
{
    double x;
    cin >> x;
    cout << x*x*x;
}

void print_cube(double x)
{
    cout << x*x*x;
}

double cube_of_input()
{
    int x;
    cin >> x;
    return x*x*x;
}

void cube_x(double& x)
{
    x = x*x*x;
}

int main()
{
    double my_x;

    cout << "The cube of 4 is "
	 << cube(3+1) << endl;

    my_x = cube(4);
    my_x = cube(my_x);

    cout << "Enter a num: ";
    get_num_and_print_cube();

    print_cube(5);

    cout << "Type a num: ";
    cout << cube_of_input()
	 << " is the cube" << endl;

    my_x = 5;
    cube_x(my_x);
    cout >> my_x >> endl;
}










int prod(int m, int n)
{
    assert(m <= n);

    int product = 1; //The calculated product
    int i; //Loop variable

    for(i=m; i<=n; ++i)
    {
	product = product*i;
    }

    return product;
}

//Write function that asks the user to type exactly 10 integers
//Return value is largest value user typed

int largestTyped()
{
    int biggest=0; //The biggest number
    int i; //Loop variable
    int next; //Next number typed

    for(i=1; i<=10; ++i)
    {
	cout << "Type next number: ";
	cin >> next;

	if(next > biggest)
	    biggest = next;
    }

    return biggest;
}







//Write a function with 2 parameters, a double x and integer n
//n is non-negative
//x and n are not both zero
//Return value is x raised to the nth power
//Ex: x=4, n=3, return value=x*x*x=64
//    x=0, n=1319, return value=0
//    x=294, n=1, return value=x=294
//    x=715, n=0, return value=1