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EC2. Create a program that simulates how websites ensure that everyone has a unique username a) make a list of five or more usernames called current_users b) request the number of users c) request each username of the number of users d) make another list, new_users. Make sure one or two of the new usernames are also in the current_users list e) loop through the new_users list to see if each new username has already been used f) print a message, the person will need to enter a new username if the username has already been used g) print a message, the username is still available if the username has not been used h) Make sure your comparison is case insensitive. If 'John' has been used, 'JOHN' or 'john' should not be accepted.

EC2. Create a program that simulates how websites ensure that everyone has a unique username a) make a list of five or more usernames called current_users b) request the number of users c) request each username of the number of users d) make another list, new_users. Make sure one or two of the new usernames are also in the current_users list e) loop through the new_users list to see if each new username has already been used f) print a message, the person will need to enter a new username if the username has already been used g) print a message, the username is still available if the username has not been used h) Make sure your comparison is case insensitive. If 'John' has been used, 'JOHN' or 'john' should not be accepted.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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EC2. Create a program that simulates how websites ensure that everyone has a unique username a) make a list of five or more usernames called current_users b) request the number of users c) request each username of the number of users d) make another list, new_users. Make sure one or two of the new usernames are also in the current_users list e) loop through the new_users list to see if each new username has already been used f) print a message, the person will need to enter a new username if the username has already been used g) print a message, the username is still available if the username has not been used h) Make sure your comparison is case insensitive. If 'John' has been used, 'JOHN' or 'john' should not be accepted.
Transcribed Image Text:EC2. Create a program that simulates how websites ensure that everyone has a unique username a) make a list of five or more usernames called current_users b) request the number of users c) request each username of the number of users d) make another list, new_users. Make sure one or two of the new usernames are also in the current_users list e) loop through the new_users list to see if each new username has already been used f) print a message, the person will need to enter a new username if the username has already been used g) print a message, the username is still available if the username has not been used h) Make sure your comparison is case insensitive. If 'John' has been used, 'JOHN' or 'john' should not be accepted.
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