程序代码：

#include<iostream.h>
char *GetMemory1()
{
    char *p="hello world";
    return p;
}

char *GetMemory2()
{
    char p[]="hello world";
    return p;
}
void main()
{
    char *str1 = NULL;
    char *str2 = NULL;
    str1 = GetMemory1();
    str2 = GetMemory2();
    cout<<str1<<endl<<str2<<endl;
}