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int main()
{
char *p = (char*)malloc(100);
strcpy(p,"hello");
// printf("%s\n",p);
free(p);
if(p!=NULL)
{
strcpy(p,"world");
}
printf("%s\n",p);
return 0;
}
int main()
{
char *p = (char*)malloc(100);
strcpy(p,"hello");
printf("%s\n",p);
free(p);
if(p!=NULL)
{
strcpy(p,"world");
}
printf("%s\n",p);
return 0;
}
int main()
{
char *p = (char*)malloc(100);
strcpy(p,"hello");
free(p);
if(p!=NULL)
{
strcpy(p,"world");
}
printf("%s\n",p);
return 0;
}