// Code from "Programming Arduino Dice Roller from Scratch" (Part 2)
// https://youtu.be/Un3dDMO_wC8
 
void setup() {
  for (byte i = 2; i <= 8; i++) {
    pinMode(i, OUTPUT);
  }
}
 
void displayNumber(byte number) {
  digitalWrite(2, number > 1 ? HIGH : LOW);
  digitalWrite(3, number > 3 ? HIGH : LOW);
  digitalWrite(4, number == 6 ? HIGH : LOW);
  digitalWrite(5, number % 2 == 1 ? HIGH : LOW);
  digitalWrite(6, number == 6 ? HIGH : LOW);
  digitalWrite(7, number > 3 ? HIGH : LOW);
  digitalWrite(8, number > 1 ? HIGH : LOW);
}
 
void loop() {
  for (byte i = 1; i <= 6; i++) {
    displayNumber(i);
    delay(500);
  }
}