1. (2020高三上·浙江月考) 有如下程序段

For i = 1 To 5

    a(i) = Int(Rnd * 90) + 10

Next i

For j = 5 To 2 Step -1

    If a(j) Mod 2 = 1 And a(j) < a(j - 1) Then

        t = a(j): a(j) = a(j - 1): a(j - 1) = t

    Else

        a(j) = a(j) / 2

    End If

Next j

执行该程序段后，a(1)到a(5)各元素不可能的是（   ）