#include <LiquidCrystal.h>

LiquidCrystal ekran(12,11,10,9,8,7);
int broj;

void setup() {
  // put your setup code here, to run once:
  ekran.begin(16, 12);
  ekran.print("Displei");
  ekran.setCursor(0,1);
  delay(1000);


}

void loop() {
  // put your main code here, to run repeatedly:
  broj = random(9);
  ekran.clear();
  ekran.setCursor(0,0);
  ekran.print("Brojki: ");
  ekran.setCursor(0,1);
  switch(broj)
  {
    case 0:
    ekran.print("0 : 0");
    break;
    case 1:
    ekran.print("0 : 1");
    break;
    case 2:
    ekran.print("0 : 2");
    break;
    case 3:
    ekran.print("0 : 3");
    break;
    case 4:
    ekran.print("0 : 4");
    break;
    case 5:
    ekran.print("0 : 5");
    break;
    case 6:
    ekran.print("0 : 6");
    break;
    case 7:
    ekran.print("0 : 7");
    break;
    case 8:
    ekran.print("0 : 8");
    break;
    case 9:
    ekran.print("0 : 9");
    break;
  }
  delay(1000);
}