Arduino - projectile motion

#include <LiquidCrystal.h>
#include <Servo.h>

const int SERVO_PIN = 7;
Servo myServo;
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
int angle;

void setup(){
  lcd.begin(16, 2);
  myServo.attach(SERVO_PIN);
  Serial.begin(9600);
  myServo.write(0);
  lcd.setCursor(0, 0);
  lcd.print("Moto proiettili");
  lcd.setCursor(0, 1);
  lcd.print("Inserisci angolo");
  Serial.print("Angle (0-177): ");
}

void loop(){
  if(Serial.available() > 0){
    angle = Serial.parseInt();
    Serial.print("You entered ");
    Serial.println(angle);
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Moto proiettili");
    lcd.setCursor(0, 1);
    lcd.print("Angolo: ");
    lcd.print(angle);
    lcd.print(" gradi");
    myServo.write(angle);
    Serial.print("Angle (0-179): ");
  }
  delay(100);
}