#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
int a = 0;
void setup()
{
 lcd.init();
 lcd.backlight(); 
}
 
void loop()
{
  lcd.setCursor(0,0);
  lcd.print(a);
  a+=1;
  delay(1000); 
}