bool buttonValue, oldButtonValue, isButtonPressed = false;
unsigned long currentTime, lastTime = 0;

void setup() {
  pinMode(13, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(2, INPUT_PULLUP);
  Serial.begin(9600);

}

void loop() {
  currentTime = millis();
  StartBlinking();

  buttonValue = !digitalRead(2);

  if (buttonValue == HIGH && oldButtonValue == LOW)
  {
    isButtonPressed = true;
  }
 
  oldButtonValue = buttonValue;

  if (currentTime - lastTime > 12500 && isButtonPressed)
  {
    isButtonPressed = false;
    lastTime = currentTime;
  }

  Serial.print("Button:");
  Serial.print(isButtonPressed);
  Serial.print("\tCurrent - Last:");
  Serial.println(currentTime - lastTime);
}

void StartBlinking()
{
  if ((currentTime - lastTime > 0 && currentTime - lastTime < 500) || (currentTime - lastTime > 1000 && currentTime - lastTime < 1500) || (currentTime - lastTime > 2000 && currentTime - lastTime < 2500) || (currentTime - lastTime > 9500))
  {
    digitalWrite(6, HIGH);
  }
  else
  {
    digitalWrite(6, LOW);
  }

  if ((currentTime - lastTime > 2500 && currentTime - lastTime < 3500) || (currentTime - lastTime > 8500 && currentTime - lastTime < 9500))
  {
    digitalWrite(9, HIGH);
  }
  else
  {
    digitalWrite(9, LOW);
  }

  if (currentTime - lastTime > 3500 && currentTime - lastTime < 8500)
  {
    digitalWrite(13, HIGH);
  }
  else
  {

    digitalWrite(13, LOW);
  }


  if ((currentTime - lastTime > 0 && currentTime - lastTime < 3500) || (currentTime - lastTime > 9500))
  {
    digitalWrite(5, HIGH);
    digitalWrite(4, LOW);
  }
  if((currentTime - lastTime > 3500 && currentTime - lastTime < 9500))
  {
    digitalWrite(5, LOW);
    digitalWrite(4, HIGH);
  }
}