#include <LiquidCrystal.h>

//LCD
int RS = 13;
int E = 12;
int DB4 = 11;
int DB5 = 10;
int DB6 = 9;
int DB7 = 8;

LiquidCrystal lcd(RS, E, DB4, DB5, DB6, DB7);

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
  // (note: line 1 is the second row, since counting begins with 0):
  lcd.setCursor(0, 1);
  // print the number of seconds since reset:
  lcd.print(millis()/1000);
}