#include <LiquidCrystal.h>

LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

int Timer;

void setup() {
  lcd.begin(16, 2);
  Serial.begin(9600);
}

void loop() {
  
  Timer++;
  lcd.clear();
  lcd.setCursor(0, 1);
  lcd.print(Timer);
  
  delay(1000);
}