单项选择题
A.(2,5,12,16)28(60,32,72) B.(5,16,2,12)28(60,32,72) C.(2,16,12,5)28(60,32,72) D.(5,16,2,12)28(32,60,72)
A.嵌套 B.顺序 C.循环 D.选择
A.0 B.1 C.2 D.3