void setup() {
  // put your setup code here, to run once
  pinMode(13,OUTPUT);
  pinMode(12,OUTPUT);
  pinMode(11,OUTPUT);
  pinMode(10,OUTPUT);
  pinMode(9,OUTPUT);
  pinMode(8,OUTPUT);
  pinMode(7,OUTPUT);
 pinMode(6, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  //0
 digitalWrite(13, LOW);
 digitalWrite(12, LOW);
 digitalWrite(11, LOW);
 digitalWrite(10, LOW);
 digitalWrite(9, LOW);
 digitalWrite(8, LOW);
 digitalWrite(7, HIGH);
 digitalWrite(6, LOW);
 delay(1000);
 //1
 digitalWrite(13, HIGH);
 digitalWrite(12, LOW);
 digitalWrite(11, LOW);
 digitalWrite(10, HIGH);
 digitalWrite(9, HIGH);
 digitalWrite(8, HIGH);
 digitalWrite(6, LOW);
 delay(1000);
 //2
 digitalWrite(13, LOW);
 digitalWrite(12, LOW);
 digitalWrite(11, HIGH);
 digitalWrite(10, LOW);
 digitalWrite(9, LOW);
 digitalWrite(8, HIGH);
 digitalWrite(7, LOW);
 digitalWrite(6, LOW);
 delay(1000);
 //3
 digitalWrite(13, LOW);
 digitalWrite(12, LOW);
 digitalWrite(11, LOW);
 digitalWrite(10, LOW);
 digitalWrite(9, HIGH);
 digitalWrite(8, HIGH);
 digitalWrite(7, LOW);
 digitalWrite(6, LOW);
 delay(1000);
 //4
 digitalWrite(13, HIGH);
 digitalWrite(12, LOW);
 digitalWrite(11, LOW);
 digitalWrite(10, HIGH);
 digitalWrite(9, HIGH);
 digitalWrite(8, LOW);
 digitalWrite(7, LOW);
 digitalWrite(6, LOW);
 delay(1000);
 //5
 digitalWrite(13, LOW);
 digitalWrite(12, HIGH);
 digitalWrite(11, LOW);
 digitalWrite(10, LOW);
 digitalWrite(9, HIGH);
 digitalWrite(8, LOW);
 digitalWrite(7, LOW);
 digitalWrite(6, LOW);
 delay(1000);
 //6
 digitalWrite(13, LOW);
 digitalWrite(12, HIGH);
 digitalWrite(11, LOW);
 digitalWrite(10, LOW);
 digitalWrite(9, LOW);
 digitalWrite(8, LOW);
 digitalWrite(7, LOW);
 digitalWrite(6, LOW);
 delay(1000);
 //7
 digitalWrite(13, LOW);
 digitalWrite(12, LOW);
 digitalWrite(11, LOW);
 digitalWrite(10, HIGH);
 digitalWrite(9, HIGH);
 digitalWrite(8, HIGH);
 digitalWrite(7, HIGH);
 digitalWrite(6, LOW);
 delay(1000);
 //8
 digitalWrite(13, LOW);
 digitalWrite(12, LOW);
 digitalWrite(11, LOW);
 digitalWrite(10, LOW);
 digitalWrite(9, LOW);
 digitalWrite(8, LOW);
 digitalWrite(7, LOW);
 digitalWrite(6, LOW);
 delay(1000);
 //9
 digitalWrite(13, LOW);
 digitalWrite(12, LOW);
 digitalWrite(11, LOW);
 digitalWrite(10, LOW);
 digitalWrite(9, HIGH);
 digitalWrite(8, LOW);
 digitalWrite(7, LOW);
 digitalWrite(6, LOW);
 delay(1000);
  //dp
 digitalWrite(13, HIGH);
 digitalWrite(12, HIGH);
 digitalWrite(11, HIGH);
 digitalWrite(10, HIGH);
 digitalWrite(9, HIGH);
 digitalWrite(8, HIGH);
 digitalWrite(7, HIGH);
 digitalWrite(6, LOW);
 delay(1000);
}