对于下面的程序,其循环执行的次数为:______。 For i = 1 To 3 For j = 5 To 1 Step -1 Label1.Text = i + j Next j Next iA.12B.13C.14D.15

对于下面的程序,其循环执行的次数为:______。 For i = 1 To 3 For j = 5 To 1 Step -1 Label1.Text = i + j Next j Next i

A.12

B.13

C.14

D.15


参考答案和解析
A

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