#include<stdio.h>
void main()
  {
char *place;
char *systemcommand;
place=(char *)malloc(10);
systemcommand=(char *)malloc(128);
printf("memory address of place is : %d\n", place);
printf("memory address of systemcommand is : %d\n", systemcommand);
printf("The space in memory between place and systemcommand is : %d\n",systemcommand-place);
printf("Where is the best place on the web to learn hacking ?");
gets(place);
printf("The best place to learn hacking on the web is %s\n", place);
system(systemcommand);
}