Also please add comments on the code and complete in C and alsoplease use your last name as key.
The primary objective of this project is to increase yourunderstanding of the fundamental implementation of Vigenere Cipherbased program to encrypt any given message based on the Vignerealgorithm. Your last name must be used as the cipher key. You alsohave to skip the space between the words, while replicating the keyto cover the entire message.
Test Cases
The following messages will be given as the input as the testcase to your program to check the accuracy of your program
-A HEALTHY ATTITUDE IS CONTAGIOUS BUT DONT
OR
PayPal Gateway not configured
OR
PayPal Gateway not configured