#include<stdio.h>
#include<stdlib.h>
#include<unistd.h>
#define TRUE 0
()
{
FILE *fp;
system("rmdir ./www.cs.rmit.edu.");
char chk[1];
strcpy(chk,"n");
  while(1)
  {
       
   	system("wget -p http://www.cs.rmit.edu./students/");
		
		system("md5sum ./www.cs.rmit.edu./images/*.* > ./www.cs.rmit.edu./text1.txt");
		
		
		if (strcmp(chk,"n")==0)		
		{		
		system("mv ./www.cs.rmit.edu./text1.txt   ./text2.txt");
		system("mkdir ./");
		
		system("mv ./www.cs.rmit.edu./students/index.html ./");
		}
		else
		{
		
		
		system(" diff ./www.cs.rmit.edu./students/index.html .//index.html | mail @cs.rmit.edu. ");
		system(" diff ./www.cs.rmit.edu./text1.txt ./text2.txt | mail @cs.rmit.edu. ");
		system("mv ./www.cs.rmit.edu./students/index.html ./");
		system("mv ./www.cs.rmit.edu./text1.txt   ./text2.txt");				
		}
		sleep(86400);
		strcpy(chk,"y");
		
	}
}		    	      
      
      



#include<stdio.h>
#include<strings.h>
#include<stdlib.h>
#include<ctype.h>
#define MAX_SIZE 255


int  (int argc, char *argv[])
 {
     FILE *fp;
     
   while(1)
    {       
      system("wget -p http://www.cs.rmit.edu./students");



      system("mkdir data"); 
      if((fp=fopen("./data/index.html","r"))==NULL)
       { 
         system("cp www.cs.rmit.edu./students/index.html ./data");
	 
       }
      else
       {  
               
	 
	 system("diff ./data/index.html www.cs.rmit.edu./students/index.html | mail @cs.rmit.edu.");
	 system("cp www.cs.rmit.edu./students/index.html ./data");
       }     



      system("mkdir images"); 
      if((fp=fopen("./images/file.txt","r"))==NULL)
       { 
          system("md5sum www.cs.rmit.edu./images/*.* > ./images/file.txt");
		 
       }
      
      else
       {          
          system("md5sum www.cs.rmit.edu./images/*.* > www.cs.rmit.edu./file.txt");
	 
	 
	 
	 system("diff ./images/file.txt www.cs.rmit.edu./file.txt | mail @cs.rmit.edu.");
	 system("cp www.cs.rmit.edu./file.txt ./images");
       }
     sleep(86400); 
    }	
     return (EXIT_SUCCESS);
  }
     
	   
	  	
