int latchPin=11;
int clockPin=9;
int dataPin=12;
int pauza=500;

byte LEDs0=0b00010001;
byte LEDs1=0b01111101;
byte LEDs2=0b00100011;
byte LEDs3=0b00101001;
byte LEDs4=0b01001101;
byte LEDs5=0b10001001;
byte LEDs6=0b10000001;
byte LEDs7=0b00111101;
byte LEDs8=0b00000001;
byte LEDs9=0b00001001;

int broj;

void setup() {
  Serial.begin(9600);
  pinMode(latchPin, OUTPUT);
  pinMode(clockPin, OUTPUT);
  pinMode(dataPin, OUTPUT);
}

void loop() {
  for(broj=0; broj<=9; broj=broj+1){
    Serial.println(broj);
    delay(pauza);
    if (broj == 0){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs0);
      digitalWrite(latchPin, HIGH);
    }
    if (broj == 1){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs1);
      digitalWrite(latchPin, HIGH);
    }
    if (broj == 2){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs2);
      digitalWrite(latchPin, HIGH);
    } 
    if (broj == 3){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs3);
      digitalWrite(latchPin, HIGH);
    } 
    if (broj == 4){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs4);
      digitalWrite(latchPin, HIGH);
    } 
    if (broj == 5){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs5);
      digitalWrite(latchPin, HIGH);
    } 
    if (broj == 6){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs6);
      digitalWrite(latchPin, HIGH);
    } 
    if (broj == 7){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs7);
      digitalWrite(latchPin, HIGH);
    }
    if (broj == 8){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs8);
      digitalWrite(latchPin, HIGH);
    }  
    if (broj == 9){
      digitalWrite(latchPin, LOW);
      shiftOut(dataPin, clockPin, LSBFIRST, LEDs9);
      digitalWrite(latchPin, HIGH);
    }  
  }
}