#include <iostream>
#include <cstdlib>
using namespace std;

//  In the prototype of a function that is passed an array, we include the 
//  name of the array with empty brackets.  This is a pointer to the array.
//  It would also work if we used float *x.
float max_element( float x[], int n )
{
    float max_el = x[0];
    for ( int i = 1; i < n; i++ ) {
         if ( x[i] > max_el ) max_el = x[i];
    }
    return( max_el );
}

int main()
{
    float y[10] = { 1.3, 13.9, -7.2, 8.8, 9.12, -0.34, 1.2, 8 };
    // Recall that y[8] and y[9] are automatically assigned zero values.
    
    float x = max_element( y, 10 );  // y is the base address of the array
    cout << "The max element of the array is " << x << "\n\n";
    
    x = max_element( &y[0], 10 );  // Same as above
    cout << "The max element of the array is " << x << "\n\n";
    
    x = max_element( &y[5], 5 );  // Starts at 5th element and checks 5 elements
    cout << "The max element of the last half of the array is " << x << endl;
    
    cout << "\n\n"; system( "PAUSE" );
    return( EXIT_SUCCESS );
}