#include <LiquidCrystal.h>

LiquidCrystal lcd = LiquidCrystal(13,12,7,6,5,4);

int cislo = 0;
bool test = true;

void setup() 
{
  lcd.begin(16,2);
  pinMode(2, INPUT_PULLUP);
}

void loop() 
{
  if(digitalRead(2) == LOW && test == true)
  {
    test = false;

    cislo++;
    lcd.setCursor(0,0);
    lcd.print(cislo);


  }
  else if (digitalRead(2) == HIGH && test == false)
  {
    test = true;
  }


}