// FILE:  example1.cpp
// for CS 472/572, by Brian Patterson
//

#include <iostream>
using namespace std;

void readArray(int data[],const int);
void calc(int data[],const int,int&,int&,double&);

/* Main function */
int main()
{
  const int ARR_SIZE=10;
  double average;
  int minimum, maximum;
  int anArray[ARR_SIZE];

  readArray(anArray,ARR_SIZE);
  calc(anArray,ARR_SIZE,minimum,maximum,average);

  for (int i=0; i<ARR_SIZE; i++)
    cout << anArray[i] << "  ";
  cout << endl;
  cout << "Minimum = " << minimum << endl;
  cout << "Maximum = " << maximum << endl;
  cout << "Average = " << average << endl;

  return 0;
}

/* void function to read an array from the user */
void readArray(int data[], const int n)
{
  for (int i=0; i<n; i++)
    cin >> data[i];
}

/* Finds the min, max, and average, returning them by reference */
void calc(int data[], const int n, int& min, int& max, double& avg)
{
  double sum;
  int i = 0;

  if (data[i] < data[i+1]) {
    min = data[i];
    max = data[i+1];
  } else {
    min = data[i+1];
    max = data[i];
  }

  for (i=0; i<n; i++) {
    if (data[i] < min)
      min = data[i];
    else if (data[i] > max)
      max = data[i];
    sum += double(data[i]);
  }

  avg = sum/double(n); //Explicit cast
}