#include <Servo.h>
Servo myservo;
int val=0;
int vr=A0;


void setup() {
myservo.attach(9);
myservo.write(0);
delay(1000);
}

void loop() {
//myservo.write(90);
 //delay(2000);
 // myservo.write(0);
 //delay(2000);
//myservo.write(90);
// delay(2000);
//myservo.write(180);
 //delay(2000);
val=analogRead(vr);
  val=map(val,0,1023,0,180);
  myservo.write(val);
  delay(10);
 
}