/* Hello Wokwi! */
#define ledGreen 9
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 20, 4);


void setup() {
  lcd.init();
  lcd.backlight();
  lcd.setCursor(1, 0);
  lcd.print("Hello, Wokwi!");
  pinMode(ledGreen, OUTPUT);

}

void loop() {
  lcd.setCursor(7, 1);
  lcd.print(millis() / 1000);
  digitalWrite(ledGreen, HIGH);
  delay(500);
    digitalWrite(ledGreen, LOW);
  delay(500);
}