有以下程序:include<iostream>using namespace std;class sample{private:int n;public:sample(

有以下程序: include<iostream> using namespace std; class sample { private: int n; public: sample(){} sample(int m) { n=m; } sample add(sample s1,sample s2) { this->n=s1.n+s2.n; return(*this); } void disp() { cout<<"n"<<n<<end1; } }; int main() { sample s1(10),s2(5),s3; s3.add(s1,s2); s3.disp(); return 0; } 程序运行后,输出的结果是 A.n=10 B.n=5 C.n=20 D.n=15

时间:2023-10-05 09:27:27

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