Write a python program to read a string from the user. The pattern of the string should be as given below. must have 3 words each has 4 letters only. The first two words are separated by "@" and the third word is separated by white space. For example, “utas@oman mail”. Read the string until it matches the pattern. If the entered string matches the pattern, print “Valid String”, replace the white space with "." and print the string after replaced before exiting the program. If the string does not match the pattern, print "Invalid string.. Enter again" and prompt the user again to enter the string.
Write a python program to read a string from the user. The pattern of the string should be as given below. must have 3 words each has 4 letters only. The first two words are separated by "@" and the third word is separated by white space. For example, “utas@oman mail”. Read the string until it matches the pattern. If the entered string matches the pattern, print “Valid String”, replace the white space with "." and print the string after replaced before exiting the program. If the string does not match the pattern, print "Invalid string.. Enter again" and prompt the user again to enter the string.
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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Write a python
must have 3 words each has 4 letters only.
The first two words are separated by "@" and the third word is separated by white space.
For example, “utas@oman mail”.
Read the string until it matches the pattern. If the entered string matches the pattern, print “Valid String”, replace the white space with "." and print the string after replaced before exiting the program. If the string does not match the pattern, print "Invalid string.. Enter again" and prompt the user again to enter the string.
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