Please refer Assignment pdf for main problem

	Assumptions in Question 1:-

	* Executible file assumes two argument: 1- ./a.out  2- FilePath
	  otherwise it will show error message.

	* 'Assignment' Directory will be created where you will run the 
	  code. If it is already present convert it's permission to 
	  read, write, and execute permissions for the user .
	  For Groups and Others there will be no permission .

	* Percentage of file written on console will be in numerical format.
	  Also it overwrite each time.

	* New file will be named same as file provided with permission 
	  as follow : 
	  read and write permissions for the user who created it and for 
	  groups and others no permission is granted.

	* for one read cycle program takes atmost 4mb (say 4000000) of chunk 
	  data to reverse it and write on the new target file in the 'Assignment'
	  directory.

	* Basic error handeling has been done.


	Assumptions in Question 2:-

	* Executible file assumes four argument in order:
	  1- ./a.out  2- New FilePath
	  3- Old Filepath 4_ Directory
	  otherwise it will show error message.

	* 'stat' function has been used to check for file/directory permission.

	* for one read cycle program takes atmost 0.4mb (say 400000) of chunk 
	  data to reverse it and write on the new target file in the 'Assignment'
	  directory.

	* Percentage of file checked on console will be in numerical format.
	  Also it overwrite each time and removed after completion.

	* Basic error handeling has been done.