#include <Servo.h>
void setup() {
  // put your setup code here, to run once:
 pinMode(9, OUTPUT);
 Serial.begin(9600);
}
void loop() {
  // put your main code here, to run repeatedly:
  Serial.println("0 degree");
for(int i=0;i<125; i++){
analogWrite(9,i);
delay(30);

}
  Serial.println("45 degree");
  delay(1000);
for(int i=120;i<=180;i++){
  analogWrite(9,i);
  delay(15);
}
  Serial.println("90 degree");
  delay(49);
  for(int i=180;i<=200;i++){
    analogWrite(9,i);
    delay(30);
  }
}