Question: Create a program using java that makes the user able to encrypt and decrypt the Monoalphabetic Substitution cipher. Test : Encrypt with mono alphabetic substitution

Create a program using java that makes the user able to encrypt and decrypt the Monoalphabetic Substitution cipher.

Test :

  1. Encrypt with mono alphabetic substitution

Plaintext = WELCOME TO POLYTECHNIC

Key = xoiyapzbjqcdrkesfltghumnvw

  1. Decrypt with mono alphabetic substitution

Cipher text= GEYXV JT THKYXV

Key = xoiyapzbjqcdrkesfltghumnvw

**please write the code by computer typing so it will be easy to copy it.

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