liudongmiao

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# Original code ported from the Java reference code by Bram Cohen, April 2001,
# with the following statement:
#
#         this code is public domain, unless someone makes
#         an intellectual property claim against the reference
#         code, in which case it can be made public domain by
#         deleting all the comments and renaming all the variables
#
class Rijndael(object):