<s>
Professor	B-Application
Pac-Man	I-Application
is	O
a	O
quiz	O
arcade	O
game	O
that	O
was	O
produced	O
by	O
Bally	O
Midway	O
and	O
is	O
the	O
seventh	O
title	O
in	O
the	O
Pac-Man	B-Application
series	O
of	O
games	O
,	O
which	O
was	O
released	O
in	O
August	O
1983	O
.	O
</s>
<s>
Only	O
400	O
cabinets	O
were	O
made	O
;	O
approximately	O
300	O
of	O
these	O
were	O
returned	O
to	O
the	O
manufacturer	O
and	O
converted	O
to	O
Pac-Land	B-Application
cabinets	O
the	O
following	O
year	O
.	O
</s>
<s>
Designed	O
to	O
capitalize	O
on	O
the	O
perceived	O
quiz	O
game	O
niche	O
,	O
Professor	B-Application
Pac-Man	I-Application
presented	O
simple	O
visual	O
puzzles	O
,	O
and	O
required	O
the	O
players	O
(	O
or	O
"	O
pupils	O
"	O
,	O
as	O
they	O
are	O
called	O
by	O
the	O
game	O
)	O
to	O
solve	O
each	O
within	O
a	O
short	O
time	O
limit	O
.	O
</s>
<s>
Despite	O
the	O
game	O
's	O
usage	O
of	O
Namco	O
's	O
popular	O
Pac-Man	B-Application
character	O
,	O
Professor	B-Application
Pac-Man	I-Application
did	O
not	O
fare	O
very	O
well	O
in	O
the	O
arcades	O
,	O
due	O
to	O
its	O
slow	O
pace	O
and	O
its	O
abandonment	O
of	O
the	O
famous	O
maze-based	O
gameplay	O
that	O
made	O
the	O
previous	O
titles	O
so	O
popular	O
.	O
</s>
<s>
The	O
timer	O
is	O
the	O
original	O
Pac-Man	B-Application
,	O
eating	O
a	O
row	O
of	O
pellets	O
.	O
</s>
<s>
As	O
the	O
questions	O
progress	O
,	O
Pac-Man	B-Application
eats	O
the	O
pellets	O
more	O
quickly	O
.	O
</s>
<s>
show	O
the	O
original	O
Pac-Man	B-Application
maze	B-Application
(	O
with	O
a	O
regular	O
wall	O
in	O
the	O
place	O
of	O
the	O
ghost	O
regenerator	O
)	O
and	O
a	O
line	O
of	O
pellets	O
leading	O
to	O
a	O
fruit	O
in	O
the	O
center	O
,	O
and	O
another	O
question	O
(	O
which	O
first	O
requires	O
the	O
player	O
to	O
study	O
a	O
city	O
scene	O
)	O
asks	O
"	O
Where	O
would	O
you	O
go	O
to	O
play	O
Prof	O
Pac-Man	B-Application
?	O
</s>
<s>
"	O
,	O
while	O
others	O
require	O
the	O
player	O
to	O
fill	O
in	O
the	O
blank	O
lower-right	O
square	O
of	O
a	O
16-square	O
grid	O
,	O
with	O
four	O
different	O
fruits	O
(	O
or	O
Pac-Men	B-Application
facing	O
different	O
directions	O
)	O
in	O
each	O
row	O
.	O
</s>
<s>
"	O
)	O
,	O
fruits	O
would	O
appear	O
on	O
the	O
plates	O
and	O
Pac-Man	B-Application
would	O
move	O
from	O
right	O
to	O
left	O
as	O
he	O
ate	O
them	O
,	O
if	O
they	O
were	O
answered	O
correctly	O
,	O
and	O
for	O
the	O
questions	O
which	O
first	O
require	O
the	O
player	O
to	O
study	O
the	O
light-up	O
keys	O
on	O
giant	O
telephones	O
of	O
various	O
colors	O
(	O
"	O
Which	O
number	O
was	O
dialed	O
?	O
</s>
<s>
"	O
)	O
,	O
the	O
receiver	O
would	O
come	O
off	O
the	O
telephone	O
and	O
Pac-Man	B-Application
would	O
appear	O
to	O
speak	O
into	O
it	O
(	O
again	O
,	O
if	O
they	O
were	O
answered	O
correctly	O
)	O
.	O
</s>
<s>
The	O
original	O
idea	O
for	O
Professor	B-Application
Pac-Man	I-Application
came	O
from	O
world	O
champion	O
foosball	O
player	O
Johnny	O
Lott	O
and	O
Ed	O
Adlum	O
,	O
the	O
publisher	O
of	O
RePlay	O
.	O
</s>
<s>
A	O
few	O
months	O
later	O
,	O
Lott	O
,	O
working	O
the	O
National	O
AMOA	O
Trade	O
Show	O
in	O
Chicago	O
,	O
Illinois	O
,	O
noticed	O
Professor	B-Application
Pac-Man	I-Application
cabinets	O
on	O
display	O
.	O
</s>
<s>
The	O
gameplay	O
is	O
different	O
than	O
Lott-Adlum	O
proposed	O
design	O
,	O
which	O
was	O
much	O
closer	O
to	O
a	O
traditional	O
videogame	O
and	O
featured	O
questions	O
being	O
eaten	O
by	O
the	O
Pac-Man	B-Application
character	O
instead	O
of	O
pellets	O
.	O
</s>
<s>
Professor	B-Application
Pac-Man	I-Application
is	O
based	O
on	O
a	O
Zilog	B-General_Concept
Z80	I-General_Concept
microprocessor	O
running	O
at	O
1.79	O
MHz	O
and	O
uses	O
two	O
banks	O
of	O
512k	O
ROM	B-Device
(	O
more	O
than	O
any	O
other	O
arcade	O
game	O
from	O
the	O
time	O
)	O
.	O
</s>
<s>
The	O
game	O
was	O
written	O
in	O
the	O
Forth	B-Application
programming	I-Application
language	I-Application
by	O
Rick	O
Frankel	O
,	O
with	O
graphics	O
by	O
Mark	O
Steven	O
Pierce	O
and	O
Sue	O
Forner	O
,	O
and	O
sound	O
and	O
music	O
by	O
Marc	O
Canter	O
.	O
</s>
<s>
A	O
Professor	B-Application
Pac-Man	I-Application
character	O
appears	O
in	O
the	O
Pac-Man	B-Application
World	I-Application
series	O
.	O
</s>
<s>
He	O
looks	O
similar	O
to	O
the	O
character	O
depicted	O
in	O
the	O
Professor	B-Application
Pac-Man	I-Application
arcade	O
game	O
,	O
except	O
with	O
the	O
addition	O
of	O
a	O
white	O
mustache	O
and	O
a	O
design	O
closer	O
to	O
the	O
official	O
Pac-Man	B-Application
design	O
.	O
</s>
