void setup() {
  pinMode(13, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(8, OUTPUT);

  pinMode(7, INPUT_PULLUP);

  digitalWrite(13, LOW);
  digitalWrite(12, LOW);
  digitalWrite(11, LOW);
  digitalWrite(10, LOW);
  digitalWrite(9, LOW);
  digitalWrite(8, LOW);
}

void loop() {
  
  digitalWrite(13, HIGH);
  digitalWrite(12, LOW);
  digitalWrite(11, HIGH);
  digitalWrite(10, LOW);
  digitalWrite(9, LOW);
  digitalWrite(8,LOW );

  delay(300);

  digitalWrite(13, LOW);
  digitalWrite(12, HIGH);
  digitalWrite(11, LOW);
  digitalWrite(10, LOW);
  digitalWrite(9, HIGH);
  digitalWrite(8, LOW);

  delay(300);

  digitalWrite(12, LOW);
 digitalWrite(9, LOW);

delay(300);

  digitalWrite(12, HIGH);
  digitalWrite(9, HIGH);
  
delay(300);

 digitalWrite(12, LOW);
 digitalWrite(9, LOW);

delay(300);

  digitalWrite(13, LOW);
  digitalWrite(12, LOW);
  digitalWrite(11, LOW);
  digitalWrite(10, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(8, HIGH);

  delay(1000);

}