int VR =32;
int VRvalue;
int LED1 = 19;
int LED2 = 23;
int LED3 = 22;

void setup() 
{
  Serial.begin(9600);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
}

void loop() 
{
  VRvalue = analogRead(VR);
  Serial.println(VRvalue);
  if(VRvalue<500)
  {
    digitalWrite(LED1,1);
    digitalWrite(LED2,0);
    digitalWrite(LED3,0);
  }
  else if (VRvalue==1100||VRvalue<=1600)
  {
    digitalWrite(LED1,0);
    digitalWrite(LED2,1);
    digitalWrite(LED3,0);
  }
  else if (VRvalue==2100||VRvalue<=2600)
  {
    digitalWrite(LED1,0);
    digitalWrite(LED2,0);
    digitalWrite(LED3,1);
  }
  
}