#define ledPin 10
#define potPin A0



void setup() {
  // put your setup code here, to run once:
  pinMode(ledPin, OUTPUT);
  // pinMode(potPin, INPUT);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  int val = 2*analogRead(potPin);  // read the input pin
  Serial.println(val);
  digitalWrite(ledPin, HIGH);
  if(val < 200){
    delay(200);
  }
  else {
      delay(val);
    }
  digitalWrite(ledPin, LOW);
  if(val < 200){
    delay(200);
  }
  else {
      delay(val);
    }
}