<s>
A	O
leading-one	B-General_Concept
detector	I-General_Concept
is	O
an	O
electronic	O
circuit	O
commonly	O
found	O
in	O
central	B-General_Concept
processing	I-General_Concept
units	I-General_Concept
and	O
especially	O
their	O
arithmetic	B-General_Concept
logic	I-General_Concept
units	I-General_Concept
(	O
ALUs	O
)	O
.	O
</s>
