#include <LiquidCrystal_I2C.h>

//#define I2C_ADDR    0x27
//#define LCD_COLUMNS 20
//#define LCD_LINES   4
//LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);

LiquidCrystal_I2C lcd(0x27, 16, 2);


void setup() {
  // Init
  lcd.init();
  lcd.backlight();


  //lcd.setCursor(3, 0);
  //lcd.print("Hello, world!");
  //lcd.setCursor(2, 1);
  //lcd.print("Wokwi Online IoT");
  //lcd.setCursor(5, 2);
  //lcd.print("Simulator");
  //lcd.setCursor(7, 3);
  //lcd.print("Enjoy!");
}


void loop() {
  lcd.setCursor(2, 0);
  lcd.print("Hello, world!");
  lcd.setCursor(1, 1);
  lcd.print("Wokwi Online IoT");
}