Macro File: Create macros to print an int, print a char, print a string, get a string from the user, open file, close file, read file, and allocate heap memory. You can use more macros than these if you like. Main Program File: 1. Allocate 1024 bytes of dynamic memory and save the pointer to the area. 2. The main program is a loop in which you ask the user for a filename. If they enter nothing for the filename, exit the program. Otherwise: a. Open the file for reading. If the file does not exist, print an error message and terminate the program. b. Read the file into an input buffer space of 1024 bytes. c. Close the file. d. Output the original data to the console. e. Call the compression function. Save the size of the compressed data in memory.

a  social news website  is an  internet  website  that features  user-posted stories. such stories are ranked based on popularity, as voted on by other users of the site or by website administrators. users typically comment online on the news posts and these comments may also be ranked in popularity. since their emergence with the birth of  web 2.0, social news sites have been used to link many types of information, including news, humor, support, and discussion. all such websites allow the users to submit content and each site differs in how the content is moderated. on the  slashdot  and  fark  websites,  administrators  decide which articles are selected for the front page. on  reddit  and  digg, the articles that get the most votes from the community of users will make it to the front page. many social news websites also feature an online comment system, where users discuss the issues raised in an article. some of these sites have also applied their voting system to the comments, so that the most popular comments are displayed first. some social news websites also have a  social networking  function, in that users can set up a user profile and follow other users' online activity on the website.