#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,  16, 2);


bool szamok [10] [7] =
 {
    {HIGH,HIGH,HIGH,HIGH,HIGH,HIGH,LOW}, 	//0
    {LOW,HIGH,HIGH,LOW,LOW,LOW,LOW},		  //1
    {HIGH,HIGH,LOW,HIGH,HIGH,LOW,HIGH}, 	//2
    {HIGH,HIGH,HIGH,HIGH,LOW,LOW,HIGH},	 	//3
    {LOW,HIGH,HIGH,LOW,LOW,HIGH,HIGH}, 	 	//4
    {HIGH,LOW,HIGH,HIGH,LOW,HIGH,HIGH},   //5
    {HIGH,LOW,HIGH,HIGH,HIGH,HIGH,HIGH}, 	//6
    {HIGH,HIGH,HIGH,LOW,LOW,HIGH,LOW}, 	 	//7
    {HIGH,HIGH,HIGH,HIGH,HIGH,HIGH,HIGH},	//8
    {HIGH,HIGH,HIGH,HIGH,LOW,HIGH,HIGH}  	//9
  };

void setup() 
{
  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(8, OUTPUT);

  Serial.begin(9600);
  //initialize lcd screen
  lcd.init();
  // turn on the backlight
  lcd.backlight();
  lcd.setCursor(5, 0);
  // tell the screen to write “hello, from” on the top  row
  lcd.print("Hello");
  delay(500);
  lcd.clear();
}

int korok= 0;
int akadaly= 0;
int hely2= 0;
int szam;
int segment =3;
int ido;

void jelez ()
{
  lcd.setCursor(hely2,0);
  lcd.print("HHH");
  delay(5);
  lcd.clear();
}

void loop() 
{
  //Serial.println(analogRead(3));

  int poti = analogRead(3);
  int hely = poti /64;

  //Serial.println(akadaly);
  //Serial.println(hely2);
  lcd.clear();
  lcd.setCursor(hely,1);
  lcd.print("o");
  

 if (akadaly > 2)
 {

    if (korok == 10)
    hely2++;

    if (hely2>13)
    hely2=13;

    jelez();
 }
 else if (akadaly < 2)
 {

    if (korok == 10)
    hely2--;

    if (hely2 < 0)
    hely2=0;
  
    jelez();
 }
 if (korok == 10)
 {
  if (hely2 <= hely && hely2+2 >= hely)
  {
      ido++;
      if (ido == 5)
      segment--;
      else if (ido == 10)
      segment--;
      else if (ido == 15)
      {
        segment = 0;
        ido = 0; 
        lcd.clear();
        lcd.setCursor(5, 0);
        lcd.print("nyertel");
        delay(500);
        lcd.clear();
      }
    
      delay(5);
  }
  else 
   {
    segment = 3;
    ido = 0;
   }
   akadaly = random(5);
   korok = 0;
 }
  digitalWrite(2, szamok [segment] [0]);
  digitalWrite(3, szamok [segment] [1]);
  digitalWrite(4, szamok [segment] [2]);
  digitalWrite(5, szamok [segment] [3]);
  digitalWrite(6, szamok [segment] [4]);
  digitalWrite(7, szamok [segment] [5]);
  digitalWrite(8, szamok [segment] [6]);
  delay(5);
  korok++;
}