/* Arduino Lab2 - Hello World LCD I2C */

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 20, 4);

void setup() {
  lcd.init();
  lcd.backlight();
  lcd.setCursor(4, 0);
  lcd.print("Hello World!");
}

void loop() {
  lcd.setCursor(12, 1);
  lcd.print(millis() / 1000);
}