#define data_pin 7
#define latch_pin 8
#define clock_pin 9
int digis [10] = {252,96,218,242,102,182,190,224,254,246};
void setup() {
    pinMode(data_pin, OUTPUT);
    pinMode(latch_pin, OUTPUT);
    pinMode(clock_pin, OUTPUT);
    digitalWrite(latch_pin, LOW);
}

void loop() {
  for (int i=0;i<=9;i++){  
    shiftOut(data_pin,clock_pin, LSBFIRST, digis[i]);
    digitalWrite(latch_pin, HIGH);
    digitalWrite(latch_pin, LOW);
    delay(1000);
  }
  for (int i=9;i>=0;i--){  
    shiftOut(data_pin,clock_pin, LSBFIRST, digis[i]);
    digitalWrite(latch_pin, HIGH);
    digitalWrite(latch_pin, LOW);
    delay(1000);
  }
}