//some veraribles
const int anPin = A1;
int r1 = 0;
int r2 = 0;
int r3 = 0;
int r4 = 0;
int r5 = 0;
int distance = 0;
int sensor = 0;

void setup() {

  Serial.begin(9600);

  pinMode(anPin, INPUT);

  r1=analogRead(anPin);//first read
  delay(200);
    r2=analogRead(anPin);//sec read
  delay(200);
    r3=analogRead(anPin);//3rd read
  delay(200);
    r4=analogRead(anPin);//4th read
  delay(200);
    r5=analogRead(anPin);//5th read
  delay(200);

  distance= (r1+r2+r3+r4+r5)/5;

}

  void loop() {

    sensor = analogRead(anPin);

    Serial.print("distance = ");
    Serial.print(distance);
    Serial.print("\t sensor = ");
    Serial.println(sensor);
    delay(200);

  }