#include<LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup(){
lcd.init();
lcd.backlight();
}

void loop() {
for (int ab = 0; ab < 20; ab++) {
lcd.clear();
lcd.setCursor(ab, 1);
lcd.print("kelas tei 1");
delay(300);
}

}