// Ex. 4.18: ex04_18.cpp
// What does this program do?
#include <iostream>

using std::cout; 
using std::endl;

int whatIsThis( int [], int );  // function prototype

int main()
{
   const int arraySize = 10;
   int a[ arraySize ] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };

   int result = whatIsThis( a, arraySize );

   cout << "Result is " << result << endl;

   return 0;  // indicates successful termination

} // end main

// What does this function do?
int whatIsThis( int b[], int size )
{
   // base case
   if ( size == 1 )
      return b[ 0 ];

   // recursive step
   else
      return b[ size - 1 ] + whatIsThis( b, size - 1 );

} // end function whatIsThis

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 * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice      *
 * Hall. All Rights Reserved.                                             *
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