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有如下程序段:
Dim a(1 To 5) As Integer
t=0
For i = 1 To 5

a(i) = Int(Rnd * 30 + 10)

t = t + a(i) \ 10

Next i
For j = 1 To t \ 3

If j Mod 2 = 1 Then a(j) = a(j) + 1 Else a(j) = a(j) - 1

Next j
运行程序后,数组 a 各个元素的值,不可能的是()
A.40,10,32,11,17B.34,9,33,33,31
C.12,13,14,9,10D.31,32,33,9,21
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