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#include <iostream>
using namespace std;
class A{
public:
char m;
A(){
cout<<"建構元被呼叫了"<<endl;
}
~A(){
cout<<"解構元被呼叫了"<<this->m<<endl;
}
// A (const A& y){
// cout<<"拷貝建構元被呼叫了"<<endl;
// }
};
A f(A x){
x.m='L';
return x ;
}
int main()
{ A A1;
A1.m='K';
cout<<f(A1).m<<endl;
return 0;
}
