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Decrypt the ciphertext message uw dm nk qb ek which was

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Reference no: EM13588655

Decrypt the ciphertext message UW DM NK QB EK, which was encrypted using the digraphic cipher that sends the plaintext block P1P2into the ciphertext block C1C2, with 

C1≡ 23P1+ 3P2 (mod 26)

C2≡ 10P1+ 25P2 (mod 26).

Reference no: EM13588655

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