#include <Wire.h>
#include <LiquidCrystal_I2C.h>


LiquidCrystal_I2C lcd (0x27, 20, 4);
void setup() {
 lcd.begin(20, 4);
 lcd.backlight();

lcd.setCursor(3, 0);
lcd.print("hello, world!");

lcd.setCursor(2, 1);
lcd.print("x elind 2");

lcd.setCursor(5, 2);
lcd.print("how are you");

lcd.setCursor(7, 3);
lcd.print("enjoy!");

delay(2000);
}

void loop() {
  lcd.clear();

  for (int i = 0; i < 20; i++) {
  lcd.setCursor(3, 0);
  lcd.print("hello, word!");
  lcd.setCursor(2, 1);
  lcd.print("x elind 2");
  lcd.setCursor(5, 2);
  lcd.print("how are you");
  lcd.setCursor(7, 3);
  lcd.print("enjoy!");
  delay(200);
}
}