// Ex. 7.18: ex07_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 )
{
   if ( size == 1 ) // base case
      return b[ 0 ];
   else // recursive step
      return b[ size - 1 ] + whatIsThis( b, size - 1 );
} // end function whatIsThis

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