#include <LiquidCrystal_I2C.h>

// set the LCD addres to 0x27 for a 16 chars and 2 line display
LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
 Serial.begin(115200);    // initialize the serial monitor 
  lcd.init();        //initialize lcd screen
  lcd.backlight();         // turn on the backlight
  lcd.print("Welcome to T4T");
  lcd.setCursor(0,1);      //set the position we want to display on the LCD
  lcd.print("WORKSHOP!");
  delay(4000);             // wait for one second
}

void loop() {
  lcd.clear(); // clear the screen
  lcd.setCursor(0,0);
  lcd.print("I started since");
  lcd.setCursor(0,1);
  lcd.print(millis()/1000);
  lcd.print(" seconds ago!");
  delay(1000); // wait for one second
}