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import os | |
import sys | |
import numpy | |
import string | |
if sys.version > '3': | |
strl = str | |
else: | |
strl = string | |
EMAIL = """ | |
\xbd\xc2\xcc\xc3\xcd.\xcd\xd1\xbb\xc8\xbe\xbb@\xc1\xc7\xbb\xc3\xc6.\xbd\xc9\xc7 | |
""" | |
y = string.ascii_letters | |
n = len(y) | |
M = numpy.identity(n, dtype=numpy.int32) | |
M[:n, n - 1] = 1 | |
a = numpy.array(list(map(ord, y)), dtype=numpy.int32) | |
x = ''.join(map(chr, numpy.dot(M, a))) | |
uncipher = strl.maketrans(x, y) | |
print(strl.translate(EMAIL, uncipher)) |
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