const int segmentos[]={2,3,4,5,6,7,8};

const byte numeros[]={B0111111,B0000110,B1101101,B1111001,B0110011,
                        B1011011,B1011111,B1110000,B1111111,B1111011};

 void setud() {
  for (int segmento: segmentos ){
    pinMode(segmento,OUTPUT);
  }
}

void loop() {
  for (byte numero: numeros){
    for (int i=0; i<7; i++) {
      digitalWrite(segmentos[i],
      bitRead(numero, i));
    }
    delay(1000);
  }
}