7segment NTP

#include <WiFi.h>         // WiFi library for network
#include <NtpClientLib.h> // NTP Client library fot network time

//define pin in/out
#define b 0   //b szegmens
#define a 2   //a szegmens
#define f 4   //f szegmens
#define g 5   //g szegmens
#define c 12  //c szegmens
#define d 13  //d szegmens
#define e 14  //e szegmens
#define d1 15
#define d2 16
#define d3 17
#define d4 18
#define dot 19 //dp led

const char* ssid     = "SSID";               // wifi SSD
const char* password = "PASSWORD";        // wifi password

String NTPServer = "NTP SERVER";                // NTP server address

int8_t minutesTimeZone = 0;
int8_t timeZone = 1;                              // timezone in central europe (hour)

String ora1, ora2, perc1, perc2, masod, nap, honap, ev, ido, number;
int MIN;
int DELAY =2
;
byte digit = 1;

void setup() {

  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(d1, OUTPUT);
  pinMode(d2, OUTPUT);
  pinMode(d3, OUTPUT);
  pinMode(d4, OUTPUT);
  pinMode(dot, OUTPUT);

  digitalWrite(a,LOW);
  digitalWrite(b,LOW);
  digitalWrite(c,LOW);
  digitalWrite(d,LOW);
  digitalWrite(e,LOW);
  digitalWrite(f,LOW);
  digitalWrite(g,LOW);
  digitalWrite(dot,LOW);

  Serial.begin(115200);

  WiFi.begin(ssid, password);             // initialize WiFi

  Serial.print("Connecting to Wifi:");

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }

  Serial.print("Connected!!!");

  NTP.begin (NTPServer, timeZone, true, minutesTimeZone); // initialize NTP
  NTP.setInterval (1440000);           // sync interval

}
void loop ()
{
  delay(DELAY);
  ido = NTP.getTimeDateString ();
  ora1 = (ido.substring(0,1));
  ora2 = (ido.substring(1,2));
  perc1 = (ido.substring(3,4));
  perc2 = (ido.substring(4,5));

  masod = (ido.substring(6,8));

  MIN=masod.toInt();
  if ( (MIN % 2) == 0)
  {
    digitalWrite(dot,HIGH);
  }
     else {
  digitalWrite(dot,LOW);
     }

  if (digit == 1)
  {
  digitalWrite(d1,HIGH);
  digitalWrite(d2,LOW);
  digitalWrite(d3,LOW);
  digitalWrite(d4,LOW);
  number = ora1;
  displaydigit();
  }

    if (digit == 2)
  {
  digitalWrite(d1,LOW);
  digitalWrite(d2,HIGH);
  digitalWrite(d3,LOW);
  digitalWrite(d4,LOW);
  number = ora2;
  displaydigit();
  }

    if (digit == 3)
  {
  digitalWrite(d1,LOW);
  digitalWrite(d2,LOW);
  digitalWrite(d3,HIGH);
  digitalWrite(d4,LOW);
  number = perc1;
  displaydigit();
  }

    if (digit == 4)
  {
  digitalWrite(d1,LOW);
  digitalWrite(d2,LOW);
  digitalWrite(d3,LOW);
  digitalWrite(d4,HIGH);
  number = perc2;
  displaydigit();
  digit=0;
  }

  digit = digit+1;
}

void displaydigit()
{
  if (number == "0" & digit == 1 )
  {
    digitalWrite(a,LOW);
    digitalWrite(b,LOW);
    digitalWrite(c,LOW);
    digitalWrite(d,LOW);
    digitalWrite(e,LOW);
    digitalWrite(f,LOW);
    digitalWrite(g,LOW);
    }

    if (number == "0" & digit > 1 )
    {
    digitalWrite(a,HIGH);
    digitalWrite(b,HIGH);
    digitalWrite(c,HIGH);
    digitalWrite(d,HIGH);
    digitalWrite(e,HIGH);
    digitalWrite(f,HIGH);
    digitalWrite(g,LOW);
    }
      if (number == "1")
  {
    digitalWrite(a,LOW);
    digitalWrite(b,HIGH);
    digitalWrite(c,HIGH);
    digitalWrite(d,LOW);
    digitalWrite(e,LOW);
    digitalWrite(f,LOW);
    digitalWrite(g,LOW);
    }
      if (number == "2")
  {
    digitalWrite(a,HIGH);
    digitalWrite(b,HIGH);
    digitalWrite(c,LOW);
    digitalWrite(d,HIGH);
    digitalWrite(e,HIGH);
    digitalWrite(f,LOW);
    digitalWrite(g,HIGH);
    }
      if (number == "3")
  {
    digitalWrite(a,HIGH);
    digitalWrite(b,HIGH);
    digitalWrite(c,HIGH);
    digitalWrite(d,HIGH);
    digitalWrite(e,LOW);
    digitalWrite(f,LOW);
    digitalWrite(g,HIGH);
    }
      if (number == "4")
  {
    digitalWrite(a,LOW);
    digitalWrite(b,HIGH);
    digitalWrite(c,HIGH);
    digitalWrite(d,LOW);
    digitalWrite(e,LOW);
    digitalWrite(f,HIGH);
    digitalWrite(g,HIGH);
    }
  if (number == "5")
  {
    digitalWrite(a,HIGH);
    digitalWrite(b,LOW);
    digitalWrite(c,HIGH);
    digitalWrite(d,HIGH);
    digitalWrite(e,LOW);
    digitalWrite(f,HIGH);
    digitalWrite(g,HIGH);
    }
      if (number == "6")
  {
    digitalWrite(a,HIGH);
    digitalWrite(b,LOW);
    digitalWrite(c,HIGH);
    digitalWrite(d,HIGH);
    digitalWrite(e,HIGH);
    digitalWrite(f,HIGH);
    digitalWrite(g,HIGH);
    }
      if (number == "7")
  {
    digitalWrite(a,HIGH);
    digitalWrite(b,HIGH);
    digitalWrite(c,HIGH);
    digitalWrite(d,LOW);
    digitalWrite(e,LOW);
    digitalWrite(f,LOW);
    digitalWrite(g,LOW);
    }
      if (number == "8")
  {
    digitalWrite(a,HIGH);
    digitalWrite(b,HIGH);
    digitalWrite(c,HIGH);
    digitalWrite(d,HIGH);
    digitalWrite(e,HIGH);
    digitalWrite(f,HIGH);
    digitalWrite(g,HIGH);
    }
      if (number == "9")
  {
    digitalWrite(a,HIGH);
    digitalWrite(b,HIGH);
    digitalWrite(c,HIGH);
    digitalWrite(d,HIGH);
    digitalWrite(e,LOW);
    digitalWrite(f,HIGH);
    digitalWrite(g,HIGH);
    }
    delay(DELAY);
}