ON/OFF push button Arduino

//
// https://www.youtube.com/c/LeventeDaradici/videos
//

int StareButon = 0;
int UltimaStareButon = 0;
int StareOnOff = 0;
const int PinButon =  2;
const int PinLED =  3;

void setup()
{
  Serial.begin(9600);
  pinMode(PinButon,INPUT);
  pinMode(PinLED,OUTPUT);
}

void loop()
    {
        StareButon = digitalRead(PinButon);
        if (StareButon != UltimaStareButon)
           {
               if (StareButon == HIGH)
                  {
                      StareOnOff = StareOnOff + 1;
                      if (StareOnOff > 1)
                         {
                             StareOnOff = 0;
                         }
                      Serial.println(StareOnOff);
                      if (StareOnOff == 0)
                         {
                            digitalWrite(PinLED, LOW);
                         }
                      if (StareOnOff == 1)
                         {
                            digitalWrite(PinLED, HIGH);
                         }
                   }
           }
         delay(5);
        UltimaStareButon = StareButon;
    }