solve just the first quistion

Q1: Decrypt the given encrypted cipher text using Hill Cipher ACICACTIFVXGXMBWGPFFRU The encryption key is 4 1 1 4 Q2: Decrypt the cipher that follows. For encryption the Railfence algorithm is used. Key used for encryption is 5. ARLTRRHTCEWPIISODPETEUEOTOECSENESAORPRMURRAELIRODOCMSPMTETTO Q1: Decrypt the given encrypted cipher text using Hill Cipher ACJCACTIFVXGXMBWGPEFRU The encryption key is 4 1 1 4