const int led1=4,led2=2,led3=3;
const int read = A0; 
int value; 


void setup(){
  Serial.begin(115200); 
  pinMode(read, INPUT); 
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);
}

void loop(){
  
  value = analogRead(read);          
  value = map(value, 0, 1023, 0, 255); 
  Serial.println(value);
  digitalWrite(led1, LOW);
    digitalWrite(led2, LOW);
    digitalWrite(led3, LOW);
  if(value<=85.33)
  {
    digitalWrite(led1, HIGH);
    digitalWrite(led2, LOW);
    digitalWrite(led3, LOW);
  }
  if(value>=170.66)
  {
    digitalWrite(led1, LOW);
    digitalWrite(led2, LOW);
    digitalWrite(led3, HIGH);
  }
  if(value>85.33 && value <170.66)
  {
    digitalWrite(led1, LOW);
    digitalWrite(led2, HIGH);
    digitalWrite(led3, LOW);
  }
  
                              
}