#include <LiquidCrystal.h>
#include <EEPROM.h>
int score = 0;
int highscore = 0;
long rnum;
long bud = millis() + 250;
long paus = millis() + 150;
LiquidCrystal lcd(12, 11, 10, 9, 8, 7);
void setup() {
  lcd.begin(16, 2);
  EEPROM.begin();
  score = EEPROM.read(100);
  EEPROM.write(100, score);

    lcd.setCursor(0,1);
    lcd.print(EEPROM.get(100,score));
  pinMode(2, INPUT_PULLUP);
  attachInterrupt(digitalPinToInterrupt(2), scored, FALLING);
}

void loop() {
    lcd.setCursor(0,0);
    rnum = random(1, 10);
    if(millis() >= bud )
  {
    lcd.print(rnum);
    bud = millis()+250;
  };

    if(millis() >= paus)
  {
    lcd.setCursor(0,0);
    lcd.print(" ");
    paus = millis() + 150;
  };
}

void scored() {
  if(rnum == 1 || rnum == 5 || rnum == 10 && digitalRead(2) == HIGH)
  {
    score++;
    EEPROM.put(100, score);
    lcd.setCursor(0,1);
    lcd.print(" ");
    EEPROM.put(100, score);
    lcd.print(EEPROM.get(100,score));
  }
    if(rnum == 0 || 
            rnum == 2 || 
            rnum == 3 || 
            rnum == 4 || 
            rnum == 6 || 
            rnum == 7 || 
            rnum == 8 || 
            rnum == 9 && digitalRead(2) == HIGH)
    {
    score--;
    EEPROM.put(100, score);
    lcd.setCursor(0,1);
    lcd.print(" ");
    EEPROM.put(100, score);
    lcd.print(EEPROM.get(100,score));
   };

/*
  if(score > highscore){
    highscore = score;
    EEPROM.put(100, score);
  }
*/

}