void setup() {
  // put your setup code here, to run once:
pinMode(13, OUTPUT);
pinMode(4, OUTPUT);
Serial.begin(9600);
Serial.print("starting");
for (int i=0;i<10;i++)
{

    Serial.print ("."); 
    
    
  }
  Serial.println(".");
  Serial.println("ok");

}

void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(13, HIGH);
digitalWrite(4, HIGH);
}