어떤숫자가그6숫자중하나일가능성은6/45숫자가나머지5숫자중하나경우는5/44이렇게나가서(6/45)X(5/44)X(4/43)X(3/42)X(2/41)X(1/40)=720/5864443200=1/8145060
당신은 어느 그룹입니까?