Chapter 3, Problem 3R

Explanation of Solution

Caesar cipher for Greek language:

Note: Refer the “A complete java class for performing the Caesar cipher” in the text box.

Changes in complete java class for performing the Caesar cipher:

A complete java class for performing the Caesar cipher explains the encryption and decryption of English language using Caesar cipher.

Now,

Let us consider the program explains the encryption and decryption of Greek language using Caesar cipher.

• Change the new alphabets and its size. That is, the new alphabets are Greek alphabets “A, B, Г, Δ, E, Z, H, Θ, I, K, Ʌ, M, N, Ξ, O, П, P, Σ, T, ϒ, Φ, X, Ψ, Ω” and its size of array is “24”...