# define GREEN 2
# define ORANGE 3
# define RED 4
# define Buzzer 5
# define Sensor A0

void setup(){
  for (int i = 2; i < 6; i ++)
  pinMode(i, OUTPUT);
  
  Serial.begin(9600);
}

void loop()
{
  int sensor_In = analogRead(A0);
  Serial.println(sensor_In);
  for (int i = 2; i < 6; i ++)
  digitalWrite(i, LOW);
  
  status_Indicator();
    
}

 void status_Indicator()
{
  int sensor_In = analogRead(A0);
  Serial.println(sensor_In);
  
  if ( sensor_In >= 80 )
  {
    digitalWrite(RED,HIGH);
    digitalWrite(Buzzer,HIGH);
  }
  else if (sensor_In >= 50 )
  {
    digitalWrite(ORANGE,HIGH);
  } else
  {
    digitalWrite(GREEN,HIGH);
  }
  delay(10);
}