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以下程序的执行结果为( )。 #include<iostream.h> Class sample { int n; public: sample(int i){n=i; } operator ++() { n++; } void display() {cout<<n<<end1; } }; void main() { sample obj(5); obj++;

单选题
2022-02-28 13:42
A、5
B、6
C、7
D、8
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正确答案
B

试题解析
解析:本题考核运算重载的简单应用。程序中通过“++”运算符重载将obj++转换成对类的私有变量n的增1运算。所以程序最后输出为6。

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