<s>
Atomino	B-Application
is	O
a	O
1990	B-Application
puzzle	O
video	O
game	O
originally	O
for	O
the	O
Amiga	B-Device
,	O
Atari	B-Device
ST	I-Device
and	O
MS-DOS	B-Application
.	O
</s>
<s>
An	O
atom	B-Language
needs	O
a	O
specific	O
number	O
of	O
"	O
bonds	O
"	O
,	O
from	O
1	O
to	O
4	O
,	O
which	O
are	O
made	O
by	O
placing	O
atoms	O
next	O
to	O
each	O
other	O
.	O
</s>
<s>
Atoms	O
can	O
be	O
placed	O
on	O
an	O
empty	O
space	O
,	O
or	O
swapped	O
with	O
an	O
existing	O
atom	B-Language
,	O
which	O
will	O
enter	O
the	O
stack	O
.	O
</s>
<s>
For	O
instance	O
,	O
even	O
if	O
you	O
place	O
an	O
atom	B-Language
needing	O
4	O
bonds	O
on	O
the	O
edge	O
,	O
where	O
it	O
has	O
only	O
3	O
neighbors	O
,	O
it	O
can	O
be	O
overwritten	O
with	O
an	O
atom	B-Language
needing	O
fewer	O
bonds	O
.	O
</s>
