Help write down below program with C++ language!!! Please…
The Cipher Program Requirements An interactive program isrequired that allows a user to encode text using any of
three possible ciphers. The three ciphers you are to offer are:Caesar, Playfair and Columnar Transposition.
• The program needs to loop, repeating to ask the user if theywish to play with Caesar, Playfair or Columnar Transposition
until the user wishes to stop the program.
•For encoding, the program needs to read input phrases (you canlimit these to a max of250 characters) and the selected c
ipher to apply from:
o the keyboard
o from an input file § For file input,
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