以下程序段的执行结果是 ______。
Dim a As Integer,b As Integer
For a=4 To 1 Step-1
b=b+a
Next a
Print b, a
题库:计算机等级考试
类型:最佳选择题
时间:2017-07-03 15:44:38
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以下程序段的执行结果是 ______。
Dim a As Integer,b As Integer
For a=4 To 1 Step-1
b=b+a
Next a
Print b, a
A.100
B.9 1
C.10 1
D.90
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