int sensorPin = A0; // select the input pin for the potentiometer 
int ledPin = 13; // select the pin for the LED
int sensorValue = 0; // variable to store the value coming from the sensor 
void setup() {
pinMode(ledPin, OUTPUT); 
Serial.begin(9600);
}
void loop() {
sensorValue = analogRead(sensorPin);
digitalWrite(ledPin, HIGH); 
delay(sensorValue); 
digitalWrite(ledPin, LOW); 
delay(sensorValue); 
Serial.println(sensorValue, DEC);
}

