Skull 8x8 LED Matrix Arduino

void setup() {
  
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
pinMode(11, OUTPUT);
pinMode(12, OUTPUT);
pinMode(13, OUTPUT);
pinMode(A2, OUTPUT);
pinMode(A3, OUTPUT);
pinMode(A4, OUTPUT);
pinMode(A5, OUTPUT);
}

void loop() {
  
delay(1);
digitalWrite(12, HIGH);
digitalWrite(A2, HIGH);
digitalWrite(A3, HIGH);
digitalWrite(A4, HIGH);
digitalWrite(A5, LOW);
digitalWrite(13, HIGH);
digitalWrite(11, LOW);
digitalWrite(10, LOW);
digitalWrite(9, LOW);
digitalWrite(8, LOW);
digitalWrite(7, LOW);
digitalWrite(6, LOW);
digitalWrite(5, HIGH);
digitalWrite(4, LOW);
digitalWrite(3, HIGH);
digitalWrite(2, HIGH);

delay(1);
digitalWrite(13, LOW);
digitalWrite(12, LOW);
digitalWrite(A2, LOW);
digitalWrite(A3, LOW);
digitalWrite(A4, LOW);
digitalWrite(10, HIGH);
digitalWrite(4, HIGH);
digitalWrite(3, LOW);
digitalWrite(11, HIGH);
digitalWrite(8, HIGH);

delay(1);
digitalWrite(A2, HIGH);
digitalWrite(A3, LOW);
digitalWrite(A5, HIGH);
digitalWrite(7, HIGH);
digitalWrite(3, LOW);
digitalWrite(2, LOW);
digitalWrite(5, LOW);
digitalWrite(A4, LOW);

delay(1);
digitalWrite(A5, LOW);
digitalWrite(7, LOW);
digitalWrite(11, LOW);
digitalWrite(8, LOW);
digitalWrite(A3, HIGH);
digitalWrite(3, HIGH);
digitalWrite(12, LOW);
}