// Praktikum Sansan 4AEB-3
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);

void setup() {
  lcd.init();
  lcd.backlight();
  lcd.setCursor(1, 0);
  lcd.print("Sansan 4AEB-3");
}

void loop() {
  lcd.setCursor(7, 1);
  lcd.print(millis()/1000);
}