有如下程序:#includeiostreamusing namespace std;class A{public:A(int i):r1(i){}void print(){cout‘E’rl‘-’;}void print()const{cout‘C’rl*rl‘-’;}private:int rl:};int main(){A a1(2); const A a2(4);a1.print(); a2.print();return 0;}运行时的输出结果是A.运行时出错B.E2-C16-C.C4-C16-D.E2-E4-
有如下程序:
#include<iostream>
using namespace std;
class A{
public:
A(int i):r1(i){}
void print(){cout<<‘E’<<rl<<‘-’;}
void print()const{cout<<‘C’<<rl*rl<<‘-’;}
private:
int rl:
};
int main(){
A a1(2); const A a2(4);
a1.print(); a2.print();
return 0;
}
运行时的输出结果是
A.运行时出错
B.E2-C16-
C.C4-C16-
D.E2-E4-
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