██████████████████████████████████████████████ █▄─▄─▀█░▄▄▄███─▄▄▄─█▄─▄█▄─▄▄─█─█─█▄─▄▄─█▄─▄▄▀█ ██─▄─▀█▄▄▄▒███─███▀██─███─▄▄▄█─▄─██─▄█▀██─▄─▄█ ▀▄▄▄▄▀▀▄▄▄▄▀▀▀▄▄▄▄▄▀▄▄▄▀▄▄▄▀▀▀▄▀▄▀▄▄▄▄▄▀▄▄▀▄▄▀
B5_Cipher is a C++ program for encryption and decryption
-Caesar Cipher
-Vigenère Cipher
-RSA
-Vernam Cipher
-Atbash Cipher