#include <Servo.h>

Servo myservo;  // create servo object to control a servo

// twelve servo objects can be created on most boards

int pos = 0;    // variable to store the servo position

void setup() {

  myservo.attach(11);  // attaches the servo on pin 9 to the servo object

  // initialize serial communication at 9600 bits per second:

  Serial.begin(9600);

}

void loop() {

  // read the input on analog pin 0:

  int sensorValue = analogRead(A0);

  //remap sensorValue from 0-1024 to 0-255

  pos = map(sensorValue, 0, 1024, 0, 179);

  // tell servo to go to position in variable 'pos'

  myservo.write(pos);

  // print the value of variable "pos"

  Serial.println(pos);

}