30,12,360,21,80,（),3,99?
问题描述：
30,12,360,21,80,（),3,99?
答
30*12=360
21*80=1680
33*3=99
33
30,12,360,21,80,（),3,99?
30*12=360
21*80=1680
33*3=99
33