num = 0
For i = 1 To 3
For j = 8 To i + 1 Step -1
If a(j) < = a(i) Then
temp = a(j): a(j) = a(i): a(i) = temp
num = num +1
End If
Next j
Next i
数组元素a(1)到a(8)的值依次为“25,44,16,34,57,25,34,60”,执行该程序段,变量num的值是( )
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