#include <LiquidCrystal.h>

// Initialize the library with the numbers of the interface pins
LiquidCrystal lcd(12, 11,10,9,8,7);

void setup() {
  // Set up the LCD's number of columns and rows:
  lcd.begin(16, 2);
  // Print a message to the LCD
  lcd.print("Hello, World!");
}

void loop() {
  // Set the cursor to column 0, line 1
  // (line 1 is the second row, as counting begins with 0)
  lcd.setCursor(0, 1);
  // Print the time since the Arduino was turned on
  lcd.print(millis() / 1000);
}