void setup() {
  pinMode(0, OUTPUT);
  pinMode(1, OUTPUT);
  pinMode(6, OUTPUT);
}
void loop() {
  digitalWrite(0,HIGH);
  delay(1000);
  digitalWrite(0,LOW);
  delay(1000);
  
  digitalWrite(1,HIGH);
  delay(500);
  digitalWrite(1,LOW);
  delay(500);
  
  digitalWrite(6,HIGH);
  delay(100);
  digitalWrite(6,LOW);
  delay(100);
}