[Arduino]Writing Machine

#include <Servo.h> 
 
Servo myservo;  // create servo object to control a servo 
Servo myservo1;


int potpin = 0,potpin1=1;  // analog pin used to connect the potentiometer
int val,val1;    // variable to read the value from the analog pin 
 

void setup() 
{ 
  myservo.attach(9);  // attaches the servo on pin 9 to the servo object 
  myservo1.attach(10);
} 
 
void loop() 
{ 
  val = analogRead(potpin);            // reads the value of the potentiometer (value between 0 and 1023) 
  val = map(val, 0, 1023, 179, 0);     // scale it to use it with the servo (value between 0 and 180) 
  val1=analogRead(potpin1);
  val1=map(val1,0,1023,179,0);

  myservo.write(val);           // sets the servo position according to the scaled value 
  myservo1.write(val1);
  delay(15);                           // waits for the servo to get there 
}