const int numReadings = 16;
int readings[numReadings];      // Array to store the readings
int sum = 0;                   
int minValue, maxValue;         
float average = 0.0;      

int numMin = 0;
int numMax = 0;

void setup() {
  Serial.begin(9600);
}

void loop() {
  // Take 10 readings
  for (int i = 0; i < numReadings; i++) {
    readings[i] = analogRead(A0);
    delay(10); //*********************************
    Serial.print(readings[i]); Serial.print("/");
  }
  Serial.println();

  // Initialize min and max with the first reading
  minValue = readings[0];
  maxValue = readings[0];

  // Find the min and max values
  for (int i = 1; i < numReadings; i++) {
    if (readings[i] < minValue) {
      minValue = readings[i];
    }
    if (readings[i] > maxValue) {
      maxValue = readings[i];
    }
  }
  // *** Find nummin/nummax ********************
  numMin = 0;
  for (int i = 0; i < numReadings; i++) {
    if (readings[i] == minValue) {
      numMin++;   
    } 
  }  
  Serial.println(numMin);

  numMax = 0;
  for (int i = 0; i < numReadings; i++) {
    if (readings[i] == maxValue) {
      numMax++; 
    }  
  } 
  Serial.println(numMax);
  //********************************************

  // Calculate the sum excluding min and max
  sum = 0;
  for (int i = 0; i < numReadings; i++) {
    if (readings[i] != minValue && readings[i] != maxValue) {
      sum += readings[i];
    }
  }

  // Calculate the average excluding min and max
  average = sum / float(numReadings - numMin - numMax); //********
  //Serial.println();
  Serial.print("Average out max/min: ");
  Serial.println(average);
  delay(500);
} // *** END loop