fid = file ('open','E:\wyniki\dane3.txt','unknown');
plik = read (fid, -1, 2);

dane=plik(:,2)

granice=[10,100,1000,10000,100000,1000000,10000000];
n=1000;

for i=1:7,
L(i)=0;
for j=1:n,
if (dane(j)>=granice(i) & dane(j) end,
end;

clf;
bar(L);
xtitle(' Histogram');
a = get("current_axes");
a.grid = [1 1 -1];
title = a.title
title.font_size = 4;
xlabel = a.x_label;
xlabel.text = 'Klasa';
ylabel = a.y_label;
ylabel.text = 'Liczebność';