?????60????????????????????

60?????????

????????????9,?????飺9,?????飺9, ??а??1,

???????????飺9,?????飺9,????????9, ??а??1,

?·????????飺9,????????9,????裺9, ??а??1,

???????????飺9,????????9,????裺9, ??а??1,

???????????9,????????9,????裺9, ??а??1,

Ь?????????9,?????飺9,????????9, ??Ь??1,

??????

??????27,?????飺27,?????飺36,????裺27,????????45,

???????????

??????135,?????飺135,?????飺180,????裺135,????????225,

??????162???????810??????

???????810???????4050??????

?????????????????e??????????????