<s>
Algorithmics	B-Data_Structure
is	O
the	O
systematic	O
study	O
of	O
the	O
design	B-General_Concept
and	I-General_Concept
analysis	I-General_Concept
of	I-General_Concept
algorithms	I-General_Concept
.	O
</s>
<s>
It	O
is	O
fundamental	O
and	O
one	O
of	O
the	O
oldest	O
fields	O
of	O
computer	B-General_Concept
science	I-General_Concept
.	O
</s>
<s>
It	O
includes	O
algorithm	O
design	O
,	O
the	O
art	O
of	O
building	O
a	O
procedure	O
which	O
can	O
solve	O
efficiently	O
a	O
specific	O
problem	O
or	O
a	O
class	O
of	O
problem	O
,	O
algorithmic	O
complexity	O
theory	O
,	O
the	O
study	O
of	O
estimating	O
the	O
hardness	O
of	O
problems	O
by	O
studying	O
the	O
properties	O
of	O
the	O
algorithm	O
that	O
solves	O
them	O
,	O
or	O
algorithm	B-General_Concept
analysis	I-General_Concept
,	O
the	O
science	O
of	O
studying	O
the	O
properties	O
of	O
a	O
problem	O
,	O
such	O
as	O
quantifying	O
resources	O
in	O
time	O
and	O
memory	O
space	O
needed	O
by	O
this	O
algorithm	O
to	O
solve	O
this	O
problem	O
.	O
</s>
<s>
The	O
term	O
algorithmics	B-Data_Structure
is	O
rarely	O
used	O
in	O
the	O
English-speaking	O
world	O
,	O
where	O
it	O
is	O
synonymous	O
with	O
algorithms	O
and	O
data	O
structures	O
.	O
</s>
<s>
The	O
term	O
gained	O
wider	O
popularity	O
after	O
the	O
publication	O
of	O
the	O
book	O
Algorithmics	B-Data_Structure
:	O
The	O
Spirit	O
of	O
Computing	O
by	O
David	O
Harel	O
.	O
</s>
