public void SubractCointoPrizeButton()
{
changePrize = SubractCoinfromPrize;
changePrize(10);
UpdatePrizeText();
}
public void AddCointoPrizeButton()
{
changePrize = AddCointoPrize; // initiated int type function to int type delegate
changePrize(10); //called int type delegate
UpdatePrizeText();
}