Encrypted Data Analysis: A Hidden Markov Model Approach, Exams of Computer Science

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C= $ D /dL#%$O$ G /c#%AaPh$ D Ve/;V #OA = $O$#%A B /N! 8= $OM = M/NML#QM!/;V D PN/;V BfE d = !:V"M)+n ( Y P Z i =*J / =
@ D !f/ Bf]a=CB #OAHd ] #OP ] U E+D #OAPh$ D Ve/ B] /L$O#%A"/ = AV B]=CB #O$O$ D M B ! =CB /;M Bf] /L$ E P =*B # E A E*SaBf] / M E $ DeB # E A a> 5 >^Y =[Z`_ !# B /\V E dLA Bf] / < /;d BfE A # B /;! =*B # E A SgE !f. D $ =HSgE !FP E .0 DeB #OA"@ B] /MR D= !/! E6E2BFE*S4=  E Mf# B # / A D . G /N!
G U = ""$OU6#%A"@ B] /c@2/;A"/N! = $ < /;d BfE A # B /;! =*B # E A SgE !. D $ =BfEHBf] / SgD AP B # E AjY  Z > & Y GIZ
/;! SgE !f. E A"/# B /N! =CB # E A E2Sj< /Nd BfE Ab M.H/ Bf]"E V BfE /™M B #%. =*B / Bf] / P D"G /c! E6E*BLE2S 9+9M B= ! B #%A"@ S ! E .   >  Y GIZ`_ !# B / E A/ $%#OA"/ E*Sui  -Lk Fl P E Ve/ Bf]=*B P E .0 DeB /™MFMf"$O#%A"/#%A B /N! E $ =*B # E A = "! E #O. =CB # E AaM BfE B] / = /N! = @+/ M D"G"D ! G #OAP E .H/ SgE !L/ /;!fU ]a= $ S U+/ = ! S ! E . 9™3232, BE (*)2)+)"' 9;) &"> _ !# B / i  -Lk FlsP E Ve/ Bf]=*BF= "! E #O. =*B /™M B] /c#%A B /N@2! = $   P E MNY  Z
 G U`#OA B /N@+! =*B #OA"@ =  E $OU6A E .0# = $ Bf]a=CB #OA B /N! E $ =*B /™M Bf] / P E Mf#%A"/ =*B 9™)H/ /;A"$OU`M˜ = Ph/™V` E #OA B M#OAPh$ D Ve#OA"@`( = AaV ,a> 929  > ! = d = PNP D ! =*B /;$%U B] / E2DeB  DeB #OA Bf] / i  -Lk Fl @ D !/dL#%AaV E d E2S B] / SgE $O$ E dL#OA"@H"#O/;Ph/ E2S P E Ve/21  qšr ‰ t ‰ wTy  q  }ˆ†˜| ‚ –  Š y I} qmr ‰ t˜r  ‰ wTy I} q  }ˆ†| ‚ – I} Š y | p  …4†I} ‡ I} Š y z  p “  › [| q ‚ ›e…"{ [| ƒ † ‡  ‡ I} ‡
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