Question: Prove that the so called complementation property holds for DES decryption: If c = E(k,m), then c= E(k, m), where x denotes the complement (i.e.,

Prove that the so called complementation property holds for DES decryption: If c = E(k,m), then c= E(k, m), where x denotes the complement (i.e., bit-wise inverse) of x. For instance, when x = (1 0 1 0 0), we have x = (0 1 0 1 1).

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