以下程序的输出结果为main()int m=7,n=4;float a=38.4,b

题型:单项选择题

问题:

以下程序的输出结果为main()int m=7,n=4;float a=38.4,b=6.4,x;x=m/2+n*a/b+1/2;cout<<x<<end1;}

A.27.000000

B.27.500000

C.28.000000

D.28.500000

考点:计算机等级考试C++二级C++笔试353
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