#include <iostream.h>
class test
{
    char get()
    {
        return a;
    }
    set(char c)
    {
        a=c;
    }
    private:
       char a;
   
};
void main()
{
    test my_test;
    my_test.set('X');
}
编译出现错误：error C2248: 'set' : cannot access private member declared in class 'test'
求解!