#include <Servo.h>

Servo servoMotor;
int potentiometerPin = A1;

void setup() {
  Serial.begin(9600);
  servoMotor.attach(9);
  servoMotor.write(0);
  delay(2000);
}

void loop() {
  int potValue = readPotentiometer();  
  controlServo(potValue); 
}

int readPotentiometer() {
  int potValue = analogRead(potentiometerPin);
  Serial.print("Potentiometer value is: ");
  Serial.println(potValue);
  return potValue;
}

void controlServo(int potValue) {
  int servoDegrees = map(potValue, 0, 1023, 0, 180);
  Serial.print("Servo angle is: ");
  Serial.println(servoDegrees);
  servoMotor.write(servoDegrees);
  delay(15);
}