#define PUSH 1

int ledbar[] = {27,26,22,21,20,19,17,16};
int pushStatus = 0;
int lastPushStatus = 0;
int ledStatus = 0;
int counter = 0;
  
void setup() {
  // Para recorrer el vector usaremos un for 
  for (int i = 0; i<10;i++){
    /*donde inicia y hasta donde termina i++ significa 
    que 1=i+1*/
    pinMode(ledbar[i], OUTPUT);
    pinMode(PUSH, INPUT);
    //Poner toda la barra como salida 
  }
}

void loop() {
  pushStatus= digitalRead(PUSH);

  if (pushStatus!=lastPushStatus )
  {

    if (pushStatus == 1)
    {
      ledStatus = !ledStatus;
      
      for (int i = 0; i < 10; i++) {
    digitalWrite(ledbar[i], bitRead(counter, i) ? HIGH: LOW);
 }counter++;
  
      } 
         
  // this speeds up the simulation
}lastPushStatus = pushStatus;
 delay (50);
 
 delay(1);
}