A.整數(shù)類型B.實(shí)數(shù)類型C.定點(diǎn)數(shù)類型D.浮點(diǎn)數(shù)類型
A.truncate(n,d)B.ceiling(n)C.round(n,d)D.format(x,y)
A.ceil(n)B.rand()C.truncate(n,d)D.floor(n)