int a = 2;
int b = 7;
int c = 11;
int d = 9;
int e = 8;
int f = 3;
int g = 12;
int dp = 10;
int d1 = 4;
int d2 = 5;
int d3 = 6;
int d4 = 13;

void setup() {
  // put your setup code here, to run once:
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(dp, OUTPUT);
  pinMode(d1, OUTPUT);
  pinMode(d2, OUTPUT);
  pinMode(d3, OUTPUT);
  pinMode(d4, OUTPUT);


}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(a, HIGH);
  digitalWrite(b, HIGH);
  digitalWrite(c, HIGH);
  digitalWrite(d, HIGH);
  digitalWrite(e, HIGH);
  digitalWrite(f, HIGH);
  digitalWrite(g, HIGH);
  digitalWrite(dp, HIGH);
  digitalWrite(d1, LOW);
  digitalWrite(d2, HIGH);
  digitalWrite(d3, HIGH);
  digitalWrite(d4, HIGH);

  delay(100);
    digitalWrite(d1, HIGH);
  digitalWrite(d2, LOW);
  digitalWrite(d3, HIGH);
  digitalWrite(d4, HIGH);

  delay(100);
    digitalWrite(d1, HIGH);
  digitalWrite(d2, HIGH);
  digitalWrite(d3, LOW);
  digitalWrite(d4, HIGH);

  delay(100);
    digitalWrite(d1,HIGH);
  digitalWrite(d2, HIGH);
  digitalWrite(d3, HIGH);
  digitalWrite(d4, LOW);
  delay(100);


}