//const variables
const int dot = 2;
const int BR = 3;
const int BM = 4;
const int BL = 5;
const int MM = 6;
const int TL = 7;
const int TM = 8;
const int TR = 9;
const int Button = 12;
void setup() 
{
  //sets up data pins
  pinMode(dot, OUTPUT);
  pinMode(BR, OUTPUT);
  pinMode(BM, OUTPUT);
  pinMode(BL, OUTPUT);
  pinMode(MM, OUTPUT);
  pinMode(TL, OUTPUT);
  pinMode(TM, OUTPUT);
  pinMode(TR, OUTPUT);
  //sets up button
  pinMode(Button, INPUT);
}

void loop() 
{
  //random seed
  randomSeed(analogRead(0)); 
  //checks button 
  int ButtonState = digitalRead(Button);
  if(ButtonState == HIGH)
  {
    int nummer = random(0,9);
    if(nummer == 1)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, HIGH);
      digitalWrite(BL, HIGH);
      digitalWrite(MM, HIGH);
      digitalWrite(TL, HIGH);
      digitalWrite(TM, HIGH);
      digitalWrite(TR, LOW);
    }
    else if(nummer == 2)
    {
      digitalWrite(BR, HIGH);
      digitalWrite(BM, LOW);
      digitalWrite(BL, LOW);
      digitalWrite(MM, LOW);
      digitalWrite(TL, HIGH);
      digitalWrite(TM, LOW);
      digitalWrite(TR, LOW);
    }
    else if(nummer == 3)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, LOW);
      digitalWrite(BL, HIGH);
      digitalWrite(MM, LOW);
      digitalWrite(TL, HIGH);
      digitalWrite(TM, LOW);
      digitalWrite(TR, LOW);
    }
    else if(nummer == 4)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, HIGH);
      digitalWrite(BL, HIGH);
      digitalWrite(MM, LOW);
      digitalWrite(TL, LOW);
      digitalWrite(TM, HIGH);
      digitalWrite(TR, LOW);
    }
    if(nummer == 5)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, LOW);
      digitalWrite(BL, HIGH);
      digitalWrite(MM, LOW);
      digitalWrite(TL, LOW);
      digitalWrite(TM, LOW);
      digitalWrite(TR, HIGH);
    }
    else if(nummer == 6)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, LOW);
      digitalWrite(BL, LOW);
      digitalWrite(MM, LOW);
      digitalWrite(TL, LOW);
      digitalWrite(TM, LOW);
      digitalWrite(TR, HIGH);
    }
    else if(nummer == 7)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, HIGH);
      digitalWrite(BL, HIGH);
      digitalWrite(MM, HIGH);
      digitalWrite(TL, HIGH);
      digitalWrite(TM, LOW);
      digitalWrite(TR, LOW);
    }
    else if(nummer == 8)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, LOW);
      digitalWrite(BL, LOW);
      digitalWrite(MM, LOW);
      digitalWrite(TL, LOW);
      digitalWrite(TM, LOW);
      digitalWrite(TR, LOW);
    }
    else if(nummer == 9)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, LOW);
      digitalWrite(BL, HIGH);
      digitalWrite(MM, LOW);
      digitalWrite(TL, LOW);
      digitalWrite(TM, LOW);
      digitalWrite(TR, LOW);
    }
    else if(nummer == 0)
    {
      digitalWrite(BR, LOW);
      digitalWrite(BM, LOW);
      digitalWrite(BL, LOW);
      digitalWrite(MM, HIGH);
      digitalWrite(TL, LOW);
      digitalWrite(TM, LOW);
      digitalWrite(TR, LOW);
    }
  }
  else
  {
    delay(500);
    digitalWrite(dot, HIGH);
    digitalWrite(BR, HIGH);
    digitalWrite(BM, HIGH);
    digitalWrite(BL, HIGH);
    digitalWrite(MM, HIGH);
    digitalWrite(TL, HIGH);
    digitalWrite(TM, HIGH);
    digitalWrite(TR, HIGH);
  }
  digitalWrite(dot, HIGH);
  delay(250);
  digitalWrite(dot, LOW);
  delay(250);
}