Cryptanalysis of the Lightweight Block Cipher BORON

Algorithm 2

Difference propagations through bit rotation.

r: the number of rounds
(1)	for to r do
(2)	after_rotation_difference_i_0 = before_rotation_difference_i_
(3)	after_rotation_difference_i_1 = before_rotation_difference_i_
(4)	after_rotation_difference_i_2 = before_rotation_difference_i_
(5)	after_rotation_difference_i_3 = before_rotation_difference_i_
(6)	end for