void setup() {
  for (int i = 12; i <= 18; i++) {
    pinMode(i, OUTPUT);
  }
}
byte num[10] = {0x40, 0x79, 0xa4,
               0xb0, 0x99, 0x92, 0x82, 0xf8, 0x80, 0x90};
void loop() {
  for (int j = 0; j <= 9; j++) {
    for (int i = 12; i <= 18; i++) {
      digitalWrite(i, bitRead(num[j], i - 12));
    }
    delay(1000);
  }
}