#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);

void setup()
{
  lcd.init();
  lcd.backlight();
}

void loop()
{
  lcd.setCursor(0,0);
  lcd.print(" hello ");
  lcd.setCursor(0,1);
  lcd.print(" students ");
 }