以下程序的执行结果是______。 include class Sample { int n; public: Sample() {}

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以下程序的执行结果是______。

include<iostream.h>

class Sample

{

int n;

public:

Sample() {}

Sample (int i (n=i;)

void add (Sample &s1,Sample s2)

{

this->n=sl.n+=s2.n;

}

void disp() {cout<<" n="<< n <<end1:}

}

void main ()

参考答案:

n=7n=5n=7n=7n=5n=7

计算机二级