Question: 1. A Feistel cipher with n=s=3 has function F(abd xyz) = (abz,acy, bcx) and two rounds, with round keys k, = 011 and k2 =

1. A Feistel cipher with n=s=3 has function F(abd xyz) = (abz,acy, bcx) and two rounds, with round keys k, = 011 and k2 = 110. Applying it to a 6-bit plaintext gives the ciphertext 101010. What was the plaintext message

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