#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#define I2C_ADDER 0x27
#define TOTAL_ROWS 2
#define TOTAL_COLUMNS 16

LiquidCrystal_I2C lcd(I2C_ADDER,TOTAL_COLUMNS,TOTAL_ROWS);

void setup(){
  lcd.init();
  lcd.backlight();
}
void loop(){
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("Hello buddy");
  delay(200);
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("lets count 1-30");
  delay(100);
  lcd.clear();
  for(int i=0;i<=30;i++){
    lcd.setCursor(0,1);
    lcd.print(i);
    delay(100);
    lcd.clear();
  }
}