1.6 Problem 1acd

alphabet="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
print(alphabet[0])
alphadick={}
for i, letter in enumerate(alphabet):
    alphadick[letter]=i
print (alphadick)
alphadick["H"]
def affinecode(message,a=1,b=0):
    code=""
    for letter in message:
        letter=letter.upper()
        x = alphadick[letter]
        m= (a*x+b)%26
        u= alphabet [m]
        code =code+u
    return (code)
print(affinecode("ONEWILLSELDOMGOWRONGIFONEATTRIBUTESEXTREMEACATIONSTOVANITYAVEVERAGEESTOHABITONALPETTYTOONESTFEAR",5,18))
#KFMYGVVEMVHKAWKYZKFWGRKFMSJJZGXOJMEMDJZMAMSCSJGKFEJKTSFGJISTMTMZSWMMEJKBSXGJKFSVPMJJIJKKFMEJRMSZ
print(affinecode("KFMYGVVEMVHKAWKYZKFWGRKFMSJJZGXOJMEMDJZMAMSCSJGKFEJKTSFGJISTMTMZSWMMEJKBSXGJKFSVPMJJIJKKFMEJRMSZ",21,18))
#ONEWILLSELDOMGOWRONGIFONEATTRIBUTESEXTREMEACATIONSTOVANITYAVEVERAGEESTOHABITONALPETTYTOONESTFEAR
print(affinecode("HOWDIDAFOOLANDHISMONEYGETTOGETHERINTHEFIRSTPLACE",11,18))
#VYUXOXSJYYTSFXVOWMYFQGCQPPYCQPVQDOFPVQJODWPRTSEQ
print(affinecode("VYUXOXSJYYTSFXVOWMYFQGCQPPYCQPVQDOFPVQJODWPRTSEQ",19,18))
#HOWDIDAFOOLANDHISMONEYGETTOGETHERINTHEFIRSTPLACE
print(affinecode("MOLLYSEEMSTOBEINTERCEPTINGOURMESSAGESBETH",23,12))
#CWFFSKAACKHWJAOZHANGATHOZUWENCAKKMUAKJAHR
print(affinecode("CWFFSKAACKHWJAOZHANGATHOZUWENCAKKMUAKJAHR",17,12))
#MOLLYSEEMSTOBEINTERCEPTINGOURMESSAGESBETH