#include <iostream.h>

const int MAXELS = 5;  //global-used in main() and findMax()

int findMax(int [MAXELS]);       // function prototype

int main()
{
  int nums[MAXELS] = {2, 18, 1, 27, 16};

  cout << "\nThe maximum value in the array is " << findMax(nums) << endl;

  return 0;
}

// find the maximum value
int findMax(int vals[MAXELS])
{
  int i, max = vals[0];

  for (i = 1; i < MAXELS; i++)
    if (max < vals[i]) 
      max = vals[i];

  return max;
}