qwerty

#include <LiquidCrystal.h>

LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
void setup() {

  lcd.begin(16, 2);
  lcd.print("hello, world!");
  delay(1000);
}

void loop() {

  for (int positionCounter = 0; positionCounter < 13; positionCounter++) {
    lcd.scrollDisplayLeft();
    delay(150);
  }

  for (int positionCounter = 0; positionCounter < 29; positionCounter++) {

    lcd.scrollDisplayRight();
    delay(150);
  }


  for (int positionCounter = 0; positionCounter < 16; positionCounter++) {
   lcd.scrollDisplayLeft();
    delay(150);
  }
  delay(1000);
}