查看源代码，找到
maybe not flag : Jr1p0zr2VfPp

移位密码，注意判断字母大小写，并且数字无变化

s = "Jr1p0zr2VfPp"

p = list(s)

for i in range(26):

    for j in range(len(s)):

        if s[j].isupper():

            p[j] = chr((ord(s[j])-65+i)%26+65)

        elif s[j].islower():

            p[j] = chr((ord(s[j])-97+i)%26+97)

    print ''.join(p)

　　

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