#include <Servo.h>
#include <LiquidCrystal_I2C.h>
Servo servo;
LiquidCrystal_I2C lcd(0x27,16,7);

void setup() {
  pinMode(3, INPUT);
  pinMode(4, INPUT);
  pinMode(5, INPUT);
  servo.attach(2);
  lcd.init();
  lcd.begin(16,2);
  lcd.backlight();
}

void loop(){ 
  if (digitalRead(3) ==0) {
    lcd.setCursor(1,0);
    lcd.print("servo 90 derajat");
    servo.write(90);
  }
  if (digitalRead(4) ==0) {
    lcd.setCursor(1,0);
    lcd.print("servo 45 derajat");
    servo.write(45);
  }
  if (digitalRead(5) ==0) {
    lcd.setCursor(1,0);
    lcd.print("servo 0 derajat");
    servo.write(0);
  }
}