<s>
In	O
information	O
theory	O
,	O
Shannon	B-Algorithm
–	I-Algorithm
Fano	I-Algorithm
–	I-Algorithm
Elias	I-Algorithm
coding	I-Algorithm
is	O
a	O
precursor	O
to	O
arithmetic	B-Algorithm
coding	I-Algorithm
,	O
in	O
which	O
probabilities	O
are	O
used	O
to	O
determine	O
codewords	O
.	O
</s>
<s>
Shannon	B-Algorithm
–	I-Algorithm
Fano	I-Algorithm
–	I-Algorithm
Elias	I-Algorithm
coding	I-Algorithm
produces	O
a	O
binary	O
prefix	B-Algorithm
code	I-Algorithm
,	O
allowing	O
for	O
direct	O
decoding	O
.	O
</s>
<s>
then	O
all	O
the	O
codes	O
form	O
a	O
prefix	B-Algorithm
code	I-Algorithm
.	O
</s>
<s>
By	O
comparing	O
F	O
to	O
the	O
CDF	O
of	O
X	O
,	O
this	O
property	O
may	O
be	O
demonstrated	O
graphically	O
for	O
Shannon	B-Algorithm
–	I-Algorithm
Fano	I-Algorithm
–	I-Algorithm
Elias	I-Algorithm
coding	I-Algorithm
.	O
</s>
