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

liquidcrystal_12c lcd (0X27, 16,2) ;

void setup ()
{
  lcd.init();
  lcd. backlight();
  lcd. setCursor(0,0);
  lcd. print("ok")
  lcd. setCursor(0,1);
  lcd. print("okk");

  id loop()

  d. scroldisplayleft();
  delay(100);
}