Question: please i need help with number 2 only but in Java language so i could understand it. 1) Consider a very basic model of Feistel

please i need help with number 2 only but in Java language so i could understand it.

1) Consider a very basic model of Feistel Cipher (Fig.1) with two rounds. The function for round i is f(x,K) = (2iK)* mod 15, for i=1,2 and K=7. The ciphertext is 00111111. What is the plaintext? Find Lo, Re, F., L., Rs, F2 L2, R2 and write in the box. (40 points) F- HANAN 2) Write a simple program in Java or Python to implement the above approach for encryption and decryption. (40 points)

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