1. The prompt: Type (E)ncrypt/(D)ecrypt : a. The user will type E or D. We will assume in this assignment that the user can type an E or D correctly. No validation is necessary. b. Your program will accept that character, must store it in x3100, and use it, as we shall see momentarily. 2. The prompt: Enter encryption key (1-9): a. The user will type a single digit, from 1 to 9. We will assume in this assignment that the user can hit digit keys on the keyboard correctly. No validation is necessary. b. Your program will accept this digit, must store it in x3101, and use it to encrypt or decrypt the message. 3. The prompt: Enter message: a. The user will input a character string from the keyboard, terminating the message with the key. We will assume in this assignment that the user can hit digit keys on the keyboard correctly and enter the correct number of characters. No validation is necessary. b. Your program will store the message, starting in location x3102.

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.