clear all;
close all;
d = zeros(1024,1);
for i = 1:1:9
    d(i) = 1;
end
for i = 10:1:1024
    d(i) = xor(d(i-4),d(i-9));
end
d
corrected = xcorr(d, 'unbiased');
stem(corrected, 'r')
%Sekwencja miedzy 513 a 1024
%Wiec dlugosci 511