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e
v
e
l
s
.
A
t
t
h
e
s
a
m
e
t
i
m
e
,
t
h
e
c
o
r
r
e
c
t
s
t
r
u
c
t
u
r
i
n
g
s
y
s
t
e
m
s
h
o
u
l
d
m
i
n
i
m
i
z
e
de
pe
n
d
en
ci
es
b
et
w
een
p
ac
k
et
s
.
E
r
r
or
s
i
n
de
s
i
gni
ng
o
f
s
y
s
t
e
m
pa
c
ka
ge
s
s
t
r
uc
t
ur
e
of
t
e
n
a
f
f
e
c
t
t
he
s
y
s
t
e
m
a
s
w
e
l
l
.
A r
e
c
ur
s
i
ve
de
pe
n
de
nc
y
of
a
pa
c
ka
ge
o
n
ot
he
r
pa
c
ka
ge
s
r
e
q
ui
r
e
s
l
oa
di
ng t
he
c
ode
o
f
t
he
s
e
pa
c
ke
t
s
i
nt
o m
e
m
or
y
d
e
vi
c
e
s
w
i
t
h
l
i
m
i
t
e
d
r
e
s
o
u
r
c
e
s
.
T
o
s
o
l
ve
t
hi
s
p
r
o
bl
e
m
i
t
i
s
ne
c
e
s
s
a
r
y
t
o
a
p
pl
y
pa
c
k
a
ge
r
e
s
t
r
uc
t
ur
i
ng
a
n
d
t
o
i
de
nt
i
f
y
t
he
pa
c
ka
ge
c
l
a
s
s
e
s
t
ha
t
ha
ve
t
he
m
a
xim
u
m
num
be
r
of
i
nc
om
i
ng a
n
d
out
g
oi
ng
r
e
l
a
t
i
o
ns
hi
p
s
t
o c
l
a
s
s
e
s
of
ot
he
r
pa
c
ka
ge
s
,
a
l
s
o
t
o de
t
e
r
m
i
ne
t
he
pos
s
i
bi
l
i
t
y
of
c
l
a
s
s
m
o
vi
n
g t
o a
n e
x
t
er
n
al
p
ac
k
ag
e
t
h
at
m
i
n
i
m
i
z
es
t
h
e
de
pe
n
de
nc
y
be
t
we
e
n
pa
c
ke
t
s
.
C
or
r
e
s
p
o
ndi
ng
l
y
im
por
t
a
nt
i
s
t
he
a
na
l
y
s
i
s
of
t
he
r
e
l
a
t
i
ons
hi
ps
be
t
w
e
e
n t
he
c
l
a
s
s
e
s
l
oc
a
t
e
d i
ns
i
de
t
h
e
p
ack
a
g
es
.
M
i
n
i
m
i
zat
i
o
n
d
ep
e
n
d
e
n
ci
es
b
et
w
een
cl
as
s
es
o
f
l
ar
g
e
p
ac
k
a
g
e
s
w
i
l
l
al
l
o
w
y
o
u
t
o
r
es
t
r
u
c
tur
e
the
pa
c
ka
ge
,
b
r
e
a
k
i
ng i
t
i
nt
o s
e
v
e
r
a
l
s
m
a
ll
e
r
pa
c
ka
ge
s
.
T
ot
a
l
num
be
r
of
de
p
e
nde
nc
i
e
s
be
t
we
e
n
pa
c
ka
ge
s
of
t
he
s
y
s
t
e
m
i
n
t
h
i
s
cas
e can
b
e
d
e
cr
eas
ed
.
T
o
s
o
l
v
e t
h
e
p
r
o
b
l
em
s
o
f
p
ac
k
a
g
e r
e
s
t
r
u
ct
u
r
i
n
g
as
s
p
eci
al
v
i
s
u
al
i
zat
i
o
n
p
ack
a
g
es
,
al
l
o
w
i
n
g
an
al
y
zi
n
g
i
n
d
et
ai
l
t
h
e d
ep
en
d
e
n
ci
es
b
et
w
ee
n
p
ac
k
ag
e
s
an
d
cl
a
s
s
es
o
f
p
a
ck
a
g
es
.
I
n
pr
e
vi
o
us
w
o
r
k
s
i
t
w
a
s
e
xa
m
ine
d t
he
a
na
l
y
s
i
s
a
nd
vi
s
ua
l
i
z
a
t
i
on o
f
de
pe
n
d
e
nc
i
e
s
of
pa
c
k
e
t
s
us
i
ng m
a
t
r
ic
e
s
of
t
he
s
t
r
uc
t
u
r
e
i
n t
he
r
e
ve
r
s
e
e
ngi
ne
e
r
i
ng t
o
o
l
.
T
hi
s
m
e
t
hod
of
a
na
l
y
z
i
n
g s
y
s
t
e
m
pa
c
ka
ge
s
a
l
l
ows
s
i
m
pli
f
y
i
ng
t
h
e
s
y
s
t
e
m
s
t
r
u
c
t
u
r
i
n
g
t
o
l
e
v
e
l
s
a
n
d
s
i
m
p
l
i
f
y
i
n
g
t
h
e
e
x
t
r
a
c
t
i
o
n
o
f
t
h
e
s
y
s
t
e
m
a
r
c
h
i
t
e
c
t
u
r
e
.
T
o
a
n
a
l
y
z
e
a
n
d
vi
s
ua
l
i
z
e
t
he
r
e
l
a
t
i
ons
hi
ps
be
t
w
e
e
n
pa
i
r
'
s
pa
c
ka
ge
s
o
f
t
he
s
y
s
t
e
m
,
a
de
t
a
i
le
d vi
s
ua
l
i
z
a
t
i
on o
f
t
he
de
pe
n
de
nc
y
m
at
r
i
x
cel
l
s
w
as
u
s
e
d
,
s
h
o
w
i
n
g
r
el
at
i
o
n
s
h
i
p
s
b
et
w
een
a
p
ai
r
o
f
p
ac
k
et
s
r
ep
r
es
e
n
t
ed
b
y
t
h
i
s
cel
l
.
H
o
w
ev
e
r
,
of
t
e
n t
he
i
nf
o
r
m
a
t
i
on i
n t
he
m
a
t
r
i
x c
e
l
l
s
of
s
t
r
uc
t
u
r
a
l
de
p
e
nde
nc
i
e
s
i
s
n
ot
e
no
u
g
h.
T
o
r
e
m
ove
t
he
c
y
c
l
i
c
de
pe
n
de
nc
i
e
s
be
t
w
e
e
n
pa
c
ke
t
s
a
nd
r
e
du
c
i
n
g
t
he
n
um
be
r
o
f
r
el
at
i
o
n
s
h
i
p
s
b
et
w
ee
n
s
y
s
t
em
s
p
ack
ag
es
,
m
at
r
i
ces
c
a
n
be
us
e
f
ul
,
s
ho
w
i
n
g
t
he
r
e
a
s
o
ns
f
o
r
t
he
d
e
pe
n
de
nc
y
o
f
t
he
pa
c
ka
ge
w
i
t
h
a
l
l
ot
he
r
pa
c
ka
ge
s
of
t
he
s
y
s
t
e
m
.
T
o
u
nde
r
s
t
a
n
d
t
he
i
nt
e
r
r
e
l
a
t
i
ons
hi
ps
of
pa
c
ka
ge
s
,
a
n e
s
s
e
nt
i
a
l
vi
s
ua
l
i
z
a
t
i
on
o
f
pa
c
ke
t
m
e
t
r
i
c
s
c
a
n
he
l
p.
V
i
s
ua
l
i
z
a
t
i
on
of
pa
c
ka
g
e
ne
s
t
i
n
g
a
n
d
t
he
i
m
pa
c
t
of
s
uc
h
ne
s
t
i
n
g
o
n t
he
s
of
t
w
a
r
e
s
y
s
t
e
m
a
r
c
hi
t
e
c
t
ur
e
w
er
e
d
i
s
cu
s
s
e
d
.
V
i
s
u
al
i
zat
i
o
n
an
d
an
al
y
s
i
s
o
f
p
ac
k
et
co
u
p
l
i
n
g
,
as
w
el
l
as
j
o
i
n
t
t
h
e u
s
e o
f
p
ac
k
et
s
b
y
cl
as
s
es
w
a
s
c
o
n
si
d
e
r
e
d
.
A
n
a
l
y
si
s
o
f
so
f
t
w
a
r
e
sy
s
t
em
ar
ch
i
t
ect
u
r
e
w
i
t
h
t
h
e
h
el
p
o
f
m
at
r
i
ces
o
f
s
t
r
u
ct
u
r
al
d
ep
e
n
d
en
ci
e
s
is
c
on
s
id
e
r
e
d
in
th
e
wor
k.
2
.
2
.
V
i
s
u
a
l
i
z
a
t
i
o
n
fo
r
U
nde
r
s
t
a
ndi
n
g
th
e
R
ol
e
o
f
T
h
e
P
ac
k
age
i
n
t
h
e
S
y
s
t
em
2.
2.
1.
C
h
o
os
i
n
g
t
h
e
W
a
y
t
o
V
i
s
u
al
i
z
e
t
h
e
P
a
ck
a
g
e
A
l
t
ho
u
gh
t
he
vi
s
ua
l
i
z
a
t
i
on
o
f
a
l
l
t
he
r
e
l
a
t
i
ons
hi
ps
of
t
he
pa
c
ka
ge
m
a
y
ne
e
d
t
o
s
h
o
w
a
ve
r
y
l
a
r
g
e
a
m
ount
r
e
l
a
t
e
d
t
o t
he
i
nf
or
m
a
t
i
on pa
c
ka
ge
,
ho
we
ve
r
,
i
t
s
ho
ul
d s
i
m
pl
i
f
y
t
he
a
na
l
y
s
i
s
of
t
he
pa
c
ka
g
e
.
F
o
r
vi
s
ua
l
i
z
a
t
i
on
g
r
a
p
hs
,
t
he
m
os
t
wi
de
s
pr
e
a
d
a
r
e
t
he
vi
s
ua
l
i
z
a
t
i
on i
n t
he
f
or
m
of
n
o
de
s
a
nd e
d
ge
s
be
t
w
e
e
n
no
de
s
,
a
nd
a
l
s
o
vi
s
ua
l
i
z
a
t
i
o
n
i
n t
he
f
o
r
m
o
f
m
at
r
i
ces
.
A
s
w
as
n
o
t
ed
i
n
[
1
4
]
,
t
he
r
e
pr
e
s
e
nt
a
t
i
on
i
n t
he
f
o
r
m
of
kn
ot
s
a
n
d e
dg
e
s
i
s
e
a
s
i
e
r
t
o
r
e
a
d
a
n
d i
nt
ui
t
i
ve
l
y
un
de
r
s
t
o
od
wi
t
h
a
s
m
a
ll
num
be
r
o
f
n
ode
s
a
nd
e
d
g
es
i
n
t
h
e
gr
a
p
h.
B
ut
t
he
m
a
t
r
i
x r
e
pr
e
s
e
nt
a
t
i
on
ha
s
n
o
pr
obl
e
m
s
a
s
s
oc
i
a
t
e
d
wi
t
h
c
r
os
s
i
n
g t
he
e
dge
s
o
f
t
he
gr
a
ph
a
n
d
s
up
e
r
i
m
pos
i
n
g
n
ode
s
gr
a
p
h wi
t
h
a
l
a
r
ge
n
um
be
r
o
f
c
o
nn
e
c
t
i
ons
be
t
w
e
e
n
t
he
bo
n
ds
.
T
he
r
e
f
o
r
e
,
t
he
m
a
t
r
i
x
r
e
p
r
e
s
e
nt
a
t
i
on
i
s
m
or
e
s
ui
t
a
bl
e
f
or
vi
s
ua
l
i
z
a
t
i
on
o
f
c
om
pl
e
x
g
r
a
p
hs
.
2.
2.
2.
B
as
i
c
P
r
i
n
c
i
p
l
e
s
of
P
ac
k
a
ge
V
i
s
u
a
l
i
z
a
t
i
o
n
F
or
t
he
de
t
a
i
l
e
d pa
c
ka
ge
vi
s
u
a
l
i
z
a
t
i
on r
e
ga
r
dl
e
s
s
o
f
t
he
g
r
a
ph
de
p
e
n
de
nc
y
c
o
m
pl
e
xi
t
y
of
f
e
r
e
d,
us
e
t
h
e m
a
t
r
i
x
r
ep
r
es
en
t
at
i
o
n
o
f
t
h
e g
r
ap
h
.
T
h
e
p
ack
a
g
e i
s
r
e
p
r
es
en
t
e
d
b
y
a r
ect
an
g
l
e,
w
h
o
s
e s
i
d
es
f
o
r
m
c
o
n
t
act
ar
eas
cal
l
ed
s
u
r
f
aces
.
E
ach
r
o
w
/
co
l
u
m
n
r
ep
r
es
en
t
s
t
h
e
i
n
n
er
cl
as
s
o
f
t
h
e
an
al
y
zed
p
ac
k
ag
e
o
r
t
h
e
cl
as
s
o
f
t
h
e
ex
t
er
n
al
p
ack
a
g
e w
i
t
h
w
h
i
c
h
i
n
t
er
act
s
i
n
n
er
cl
as
s
o
f
t
h
e an
al
y
zed
p
a
ck
ag
e
.
T
h
e s
u
r
f
ace h
a
s
a h
ead
i
n
g
r
e
pr
e
s
e
n
tin
g
t
he
r
e
l
a
t
i
ons
hi
p
be
t
w
e
e
n
t
he
i
nne
r
c
l
a
s
s
e
s
of
t
he
pa
c
ke
t
un
de
r
c
on
s
i
de
r
a
t
i
on,
a
n
d t
he
bo
dy
r
ep
r
es
e
n
t
i
n
g
t
h
e i
n
t
er
act
i
o
n
o
f
i
n
t
er
n
al
cl
as
s
es
f
o
r
t
h
e a
n
al
y
zed
p
ack
a
g
e
w
i
t
h
ex
t
er
n
al
cl
as
s
es
.
T
o
r
e
p
r
es
en
t
i
nc
om
i
ng
a
nd
out
goi
ng
de
pe
nde
nc
i
e
s
of
t
he
pa
c
ka
ge
a
r
e
u
s
ed
s
e
p
ar
at
e
t
y
p
es
o
f
p
ack
a
g
es
.
C
ons
i
de
r
t
he
p
a
c
ka
ge
de
pe
n
d
e
nc
y
m
a
t
r
i
x
i
n
m
or
e
de
t
a
i
l
.
F
i
gu
r
e
1
s
h
o
w
s
a
n
e
xa
m
pl
e
of
v
i
s
ua
l
i
z
a
t
i
on
pa
c
ka
ge
s
a
n
d t
he
i
r
de
pe
n
de
n
c
i
e
s
us
i
n
g n
o
d
e
s
a
n
d e
d
ge
s
.
T
he
P
1
pa
c
ka
g
e
s
h
ow
n i
n t
hi
s
f
i
g
ur
e
w
i
l
l
b
e
t
he
n
r
ep
r
es
e
n
t
ed
b
y
t
h
e
m
at
r
i
c
e
s
of
t
he
i
nc
om
i
ng
a
nd
o
ut
g
oi
n
g
d
e
pe
n
de
nc
i
e
s
of
t
hi
s
pa
c
ka
ge
.
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
A
A
S
I
S
S
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:
225
2
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88
14
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15
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De
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r
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up
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o a
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T
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el
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at
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h
ead
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.
T
h
e E
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cl
as
s
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f
er
s
t
o
t
h
e i
n
n
er
cl
a
s
s
es
C
1
a
nd
D
1.
I
n c
l
a
s
s
e
s
B
1,
H
1,
I
1,
a
nd
F
1
,
n
o
c
l
a
s
s
e
s
of
t
he
P
1
pa
c
ka
ge
r
e
f
e
r
,
be
c
a
us
e
t
he
r
e
a
r
e
no c
om
pl
e
t
e
d
cel
l
s
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n
t
h
e co
r
r
es
p
o
n
d
i
n
g
r
o
w
s
o
f
t
h
es
e cl
as
s
es
.
T
h
e cl
as
s
es
f
r
o
m
t
h
e s
u
r
f
ace o
f
t
h
e p
a
ck
et
P
3
i
s
r
ef
e
r
en
c
e
d
f
r
om
t
he
pa
c
k
e
t
P
1
un
de
r
c
o
ns
i
de
r
a
t
i
on
.
T
he
s
e
a
r
e
c
l
a
s
s
e
s
A
3,
B
3 a
n
d
C
3.
T
he
s
ur
f
a
c
e
of
t
he
pa
c
ke
t
P
3 i
s
l
o
cat
ed
i
n
t
h
e m
at
r
i
x
ab
o
v
e t
h
e s
u
r
f
aces
o
f
t
h
e p
ack
a
g
es
P
2
an
d
P
4
,
s
i
n
c
e i
t
i
n
cl
u
d
es
m
o
r
e cl
as
s
es
t
h
a
n
t
h
e
s
ur
f
a
c
e
s
o
f
pa
c
ka
ge
s
P
2
a
n
d
P
4.
T
o
or
de
r
t
he
c
ol
um
ns
,
s
u
r
f
a
c
e
s
a
n
d l
i
ne
s
i
n
s
ur
f
a
c
e
s
,
a
s
i
n
gl
e
r
ul
e
i
s
us
e
d.
C
l
os
e
r
t
o
t
h
e
he
a
de
r
a
r
e
t
h
e s
u
r
f
aces
p
a
ck
ag
e
s
t
h
at
h
a
v
e t
h
e m
o
s
t
l
i
n
k
s
.
I
n
s
i
d
e t
h
e s
u
r
f
ace cl
o
s
e
r
t
o
t
h
e h
ea
d
e
r
t
h
er
e ar
e t
h
o
s
e c
l
as
s
es
on
w
hi
c
h
t
he
m
os
t
l
i
nks
f
r
o
m
t
he
c
l
a
s
s
e
s
of
t
he
pa
c
ka
ge
c
ons
i
de
r
e
d.
T
he
ba
c
k
gr
o
un
d c
ol
o
r
b
r
i
g
ht
ne
s
s
f
o
r
t
h
e
cl
as
s
n
am
e s
p
eci
f
i
ed
f
o
r
t
h
e r
ef
er
r
i
n
g
cl
as
s
s
h
o
w
s
h
o
w
m
an
y
l
i
n
k
s
c
o
m
es
f
r
o
m
t
h
e r
ef
er
r
i
n
g
cl
as
s
i
n
t
h
e cel
l
of
t
he
c
ol
um
n,
i
n t
he
pa
c
ka
g
e
r
e
p
r
e
s
e
nt
e
d
by
t
h
e cel
l
s
u
r
f
ace.
D
ar
k
cel
l
h
as
m
o
r
e l
i
n
k
s
.
B
o
t
h
t
h
e
h
o
r
i
zo
n
t
al
pos
i
t
i
o
n o
f
t
he
c
l
a
s
s
a
nd i
t
s
br
i
ght
ne
s
s
r
e
p
r
e
s
e
nt
t
he
nu
m
be
r
of
L
i
n
ks
.
Ho
w
e
ve
r
,
t
h
e
pos
i
t
i
o
n s
h
o
w
s
t
he
n
u
m
b
er
o
f
r
ef
er
en
ces
f
o
r
t
h
e en
t
i
r
e
m
at
r
i
x
,
an
d
t
h
e b
r
i
g
h
t
n
es
s
f
o
r
a p
ar
t
i
cu
l
a
r
s
u
r
f
ace o
f
t
h
e
m
a
t
r
i
x
.
T
o
s
ep
ar
at
e t
h
e cl
as
s
es
r
ep
r
es
e
n
t
ed
i
n
t
h
e
m
at
r
i
x
i
n
t
o
cat
eg
o
r
i
es
,
t
h
e cl
as
s
co
l
o
r
can
b
e u
s
ed
.
M
at
r
i
x
co
l
o
r
m
i
g
h
t
be
u
s
e
d t
o s
e
p
a
r
a
t
e
t
he
c
l
a
s
s
e
s
of
t
he
c
l
a
s
s
e
s
t
ha
t
ha
ve
l
i
nks
a
n
d
do
n
ot
ha
ve
a
l
i
nk
.
N
on
-
r
e
f
er
e
n
ce
d
cl
as
s
es
ar
e p
ai
n
t
ed
i
n
l
i
g
ht
e
r
c
ol
o
r
s
,
r
e
f
e
r
e
nc
i
n
g i
n a
da
r
ke
r
c
ol
o
r
.
I
n t
he
m
a
t
r
i
x b
ody
,
i
t
i
s
p
os
s
i
bl
e
t
o a
l
l
oc
a
t
e
c
ol
o
r
p
ack
et
s
a
n
d
cl
as
s
es
t
h
at
ar
e
n
o
t
i
n
cl
u
d
e
d
i
n
t
h
e
an
al
y
zed
ap
p
l
i
cat
i
o
n
.
F
o
r
e
x
a
m
p
l
e,
i
n
t
h
i
s
w
ay
,
cl
as
s
es
ca
n
b
e
pa
i
nt
e
d
i
n
pa
c
ka
ge
s
f
r
om
l
ibr
a
r
i
e
s
r
e
c
e
i
ve
d f
r
o
m
ex
t
er
n
al
d
ev
el
o
p
e
r
s
.
C
ons
i
de
r
n
o
w
t
he
pa
c
ka
ge
m
a
t
r
i
x
s
ho
wi
n
g
t
h
e
i
n
c
om
i
ng
de
pe
n
d
e
nc
i
e
s
o
f
t
he
p
a
c
ka
ge
.
F
or
t
hi
s
pu
r
pos
e
,
a
s
i
m
i
l
a
r
m
a
t
r
i
x
w
i
t
h
s
l
i
ght
di
f
f
e
r
e
nc
e
s
:
t
he
s
u
r
f
a
c
e
s
o
f
t
he
m
a
t
r
i
x o
f
i
nc
om
i
ng de
pe
n
de
nc
i
e
s
a
r
e
l
oc
a
t
e
d
h
or
i
z
ont
a
l
l
y
.
T
hus
,
i
t
wi
l
l
b
e eas
i
er
t
o
di
s
t
i
ng
ui
s
h
be
t
w
e
e
n m
a
t
r
i
c
e
s
of
i
nc
om
i
ng a
nd
o
ut
g
oi
n
g
de
pe
n
de
nc
i
e
s
,
i
f
t
he
y
a
r
e
l
oc
a
t
e
d o
n t
he
s
c
r
e
e
n s
i
de
by
s
i
de
3.
R
ES
U
LTS
A
N
D
A
NA
L
Y
S
I
S
3.
1.
A
n
a
l
y
si
s
of
t
h
e
P
a
ck
et
S
t
ru
c
t
u
re
w
i
th
t
h
e
M
a
t
r
i
x
P
ac
k
a
ge
N
o
w
w
e
i
l
l
us
t
r
a
t
e
t
he
us
e
of
t
he
m
a
t
r
i
x pa
c
k
a
ge
t
o s
t
u
dy
t
h
e
m
a
t
r
i
x s
t
r
uc
t
ur
e
a
n
d e
xa
m
ine
pa
c
ka
ge
d
ep
e
n
d
en
ci
es
.
T
o
a
n
al
y
ze t
h
e p
ack
et
s
t
r
u
ct
u
r
e o
f
a m
at
r
i
x
p
ack
a
g
e,
i
t
i
s
a
n
eces
s
i
t
at
i
n
g
f
o
r
s
el
ect
i
n
g
/
m
ar
k
i
n
g
cl
as
s
es
o
r
p
ac
k
ag
es
(
s
u
r
f
aces
r
ep
r
es
e
n
t
i
n
g
p
ack
ag
e
)
.
W
h
e
n
w
e
s
el
ect
a cl
as
s
,
t
h
e
cl
as
s
n
o
d
e
s
a
n
d
as
s
o
c
i
at
ed
l
i
nks
a
r
e
c
ol
or
e
d
r
e
d.
A
l
so
,
t
he
m
os
t
ha
ppe
ns
w
he
n
t
he
c
l
a
s
s
i
s
m
a
r
ke
d
w
i
t
h
t
he
s
pe
c
i
f
i
e
d
c
ol
o
r
a
t
t
he
r
e
qu
e
s
t
of
t
he
i
ns
t
r
um
e
nt
us
e
r
.
S
e
l
e
c
t
i
ng/
m
a
r
ki
ng a
s
ur
f
a
c
e
m
e
a
ns
t
ha
t
a
l
l
r
e
l
a
t
i
o
ns
hi
ps
a
r
e
s
el
e
ct
ed
/
m
ar
k
ed
i
n
t
h
e
s
a
m
e
w
a
y
w
hi
c
h e
nt
e
r
s
t
he
pa
c
ka
ge
r
e
p
r
e
s
e
nt
e
d
by
t
hi
s
s
ur
f
a
c
e
.
F
i
g
ur
e
2 s
ho
w
s
t
he
m
a
t
r
i
x of
out
put
de
pe
n
de
nc
i
e
s
o
f
t
he
p
r
ot
oc
ol
s
pa
c
ka
ge
w
i
t
h
t
he
c
l
a
s
s
w
hi
c
h
s
e
l
e
c
t
e
d
i
n
t
he
m
a
t
r
i
x.
T
he
r
e
d
c
ol
or
i
n F
i
gu
r
e
2 s
h
o
w
s
bot
h t
he
H
T
T
P
s
oc
k
e
t
c
l
a
s
s
i
n
t
h
e
f
i
r
s
t
l
i
n
e
o
f
t
h
e
f
i
r
s
t
c
o
l
u
m
n
,
a
n
d
c
l
a
s
s
e
s
t
o
w
hi
c
h i
t
r
e
f
e
r
s
(
t
he
s
e
c
o
nd c
ol
um
n of
t
he
m
a
t
r
i
x of
o
ut
p
ut
de
pe
nde
nc
i
e
s
)
.
An
e
xa
m
pl
e
of
m
a
r
k
i
n
g
c
l
a
s
s
e
s
i
n t
he
m
a
t
r
i
x of
o
ut
g
oi
n
g
de
pe
n
de
n
c
i
e
s
of
t
he
ne
t
wo
r
k
ke
r
ne
l
pa
c
ka
ge
i
s
s
ho
w
n i
n
t
he
f
i
g
ur
e
3.
B
l
ue
i
n F
i
gu
r
e
3 i
s
t
h
e s
o
ck
s
s
o
c
k
et
cl
as
s
,
g
r
ee
n
–
cl
as
s
I
n
t
er
n
et
co
n
f
i
gu
r
a
t
i
o
n,
a
n
d t
he
c
r
i
m
s
on c
ol
or
-
t
h
e cl
as
s
pa
s
s
wo
r
d
.
A
l
s
o,
i
n F
i
g
u
r
e
s
2 a
n
d 3 w
e
r
e
t
he
s
ur
f
a
c
e
o
f
t
he
pa
c
ka
ge
s
i
s
m
a
r
ke
d wi
t
h a
n o
r
a
nge
c
ol
o
r
a
s
ne
t
w
or
k
ke
r
ne
l
,
a
n
d t
he
s
ur
f
a
c
e
of
t
he
p
r
ot
o
c
ol
s
pa
c
ka
ge
i
s
m
a
r
ke
d i
n y
e
l
l
ow.
B
l
ue
c
ol
or
i
s
m
a
r
ke
d c
l
a
s
s
e
s
t
ha
t
d
o
not
be
l
on
g
t
o
t
he
a
p
pl
i
c
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I
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252
-
88
14
IJ
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IJ
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3
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6
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
S
SN
:
2
252
-
88
14
IJ
A
A
S
V
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l
.
7
,
N
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.
1
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F
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e
C
l
a
s
s
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s
i
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g t
he
ou
t
bo
un
d
de
pe
n
de
nc
y
m
a
t
r
i
x,
y
ou
c
a
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e
a
s
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l
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f
i
nd c
l
a
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f
or
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hi
c
h y
o
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c
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ul
l
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t
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d c
ont
a
i
ni
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t
he
i
r
p
a
c
ka
ge
.
S
o s
h
ow
n
by
t
he
c
r
i
m
s
on r
e
c
t
a
n
gl
e
i
n
F
i
g
ur
e
9,
t
he
pa
s
s
wo
r
d
c
l
a
s
s
do
e
s
n
ot
ha
ve
ne
i
t
h
e
r
i
nc
om
i
ng no
r
ou
t
goi
n
g
de
pe
n
d
e
nc
i
e
s
w
i
t
hi
n
t
he
he
a
de
r
o
f
t
h
e
N
e
t
w
or
kK
e
r
ne
l
m
a
t
r
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x.
T
h
us
,
t
he
i
de
nt
i
f
i
e
d
c
l
a
s
s
be
c
om
e
s
a
c
a
n
di
da
t
e
f
o
r
m
ovi
n
g i
t
i
nt
o
pa
c
ka
ge
s
;
w
i
t
h
cl
as
s
es
w
h
i
ch
i
t
h
as
s
u
c
h
d
e
p
en
d
e
n
ci
es
.
M
o
v
i
n
g
a
cl
as
s
t
o
a u
s
i
n
g
p
ac
k
a
g
e w
i
l
l
i
n
cr
eas
e
t
h
e c
o
h
es
i
o
n
o
f
bot
h
p
ack
a
g
es
.
F
i
g
ur
e
9
.
A
n
i
n
c
or
r
e
c
t
p
os
i
t
i
o
n
s
e
l
e
c
t
i
o
n
of
t
he
pa
s
s
wo
r
d
c
l
a
s
s
i
n
t
he
ne
t
w
or
k
ke
r
ne
l
pa
c
ka
ge
3
.
8
.
A
n
a
l
y
s
i
s
o
f
t
h
e
P
a
ck
a
g
e
U
s
i
n
g
t
h
e
M
a
t
ri
x
o
f
I
n
co
mi
n
g
D
ep
en
d
en
ci
es
T
he
i
nc
om
i
ng de
pe
n
de
nc
i
e
s
m
a
t
r
i
x s
ho
ws
ho
w
t
he
pa
c
k
a
ge
i
s
us
e
d by
ot
he
r
a
p
pl
i
c
a
t
i
on pa
c
ka
ge
s
.
W
he
n
a
na
l
y
s
i
s
of
pa
c
ka
ge
s
i
s
us
i
n
g
s
uc
h
m
a
tr
i
c
e
s
,
y
o
u
c
a
n
i
de
nt
i
f
y
,
f
or
e
xa
m
pl
e
,
pa
c
ke
t
t
e
m
pl
a
t
e
s
.
3
.
9
.
L
ea
f
P
ac
k
age
s
a
nd
I
ns
ul
a
t
e
d
B
a
g
s
F
i
gu
r
e
10
s
h
o
ws
t
he
m
a
i
l
r
e
a
de
r
f
i
l
t
e
r
s
pa
c
ka
ge
l
i
s
t
r
e
f
e
r
e
nc
e
d
by
o
nl
y
one
pa
c
ka
ge
m
a
i
l
r
ead
er
.
A
l
s
o,
us
i
n
g
t
he
m
a
t
r
i
x
of
i
nc
o
m
i
ng
de
pe
n
de
nc
i
e
s
of
t
he
p
a
c
ka
ge
,
i
t
i
s
e
a
s
y
t
o
i
de
nt
i
f
y
i
n
t
he
s
y
s
t
e
m
s
uc
h
f
ul
l
y
i
s
ol
a
t
e
d
pa
c
ka
ge
s
,
a
s
s
ho
w
n
i
n
F
i
gu
r
e
1
0
of
t
he
S
que
a
k
P
a
ge
pa
c
ka
ge
.
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
A
A
S
I
S
S
N
:
225
2
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88
14
Sof
t
w
ar
e
Sy
s
t
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m
P
ac
k
age
D
e
pe
n
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nc
i
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d
V
i
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A
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bab
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19
F
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1
0.
L
e
a
f
pa
c
ka
ge
s
a
n
d
f
ul
l
y
i
ns
ul
a
t
e
d
pa
c
ka
ge
s
3.
10
.
T
he
M
os
t
I
n
t
e
n
s
i
ve
l
y
U
s
e
d
P
ac
k
a
ge
C
l
as
s
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s
T
o
i
l
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us
t
r
a
t
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c
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upl
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d
P
a
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k
a
ge
s
,
c
o
ns
i
de
r
t
he
m
a
t
r
i
x
of
i
nc
o
m
i
ng
de
p
e
n
de
n
c
i
e
s
of
t
he
ke
r
ne
l
pa
c
k
a
ge
,
s
h
o
w
n
i
n
F
i
g
u
r
e 1
1
.
T
h
e cl
as
s
es
t
h
at
h
a
v
e t
h
e m
o
s
t
l
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n
k
s
ar
e cl
as
s
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t
h
at
ar
e i
n
t
h
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b
o
d
y
p
ack
et
s
w
i
t
h
l
ar
g
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s
ur
f
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c
e
s
,
l
i
ke
s
oc
ke
t
a
n
d
ne
t
na
m
e
r
e
s
ol
ve
r
l
oc
a
t
e
d i
n t
he
t
op
t
w
o
r
o
w
s
o
f
t
he
m
a
t
r
i
x.
H
o
we
ve
r
,
t
he
s
t
r
i
ng
f
o
r
t
he
ne
t
na
m
e
r
e
s
ol
ve
r
c
l
a
s
s
i
s
da
r
ke
r
t
ha
n
t
h
e
s
t
r
i
n
g
o
f
t
he
s
oc
ke
t
c
l
a
s
s
.
T
hi
s
m
e
a
ns
t
ha
t
t
he
ne
t
na
m
e
r
e
s
ol
ve
r
cl
as
s
h
as
m
o
r
e
i
n
t
er
n
al
i
n
co
m
i
n
g
de
pe
nde
nc
i
e
s
t
ha
n
t
he
s
oc
ke
t
c
l
a
s
s
.
A
n
d
t
he
s
oc
ke
t
c
l
a
s
s
ha
s
m
or
e
i
nc
om
i
ng
ex
t
er
n
al
d
e
p
en
d
en
ci
es
,
s
i
n
ce t
h
e b
r
i
g
h
t
n
es
s
i
s
r
ep
r
es
e
n
t
ed
b
y
t
h
e n
u
m
b
er
o
f
r
ef
e
r
e
n
ces
t
o
t
h
e p
ac
k
ag
e cl
as
s
es
i
n
t
he
b
ody
o
f
t
he
pa
c
ke
t
.
F
i
gu
r
e
1
1.
I
nt
e
ns
i
ve
l
y
us
e
d
p
a
c
ka
ge
c
l
as
s
es
3.
11
.
R
e
l
a
te
d
P
a
ck
a
g
es
T
o
a
s
s
e
s
s
t
he
i
m
pa
c
t
of
a
c
ha
nge
i
n
o
ne
pa
c
ka
ge
o
n
a
n
ot
he
r
pa
c
ka
ge
,
i
t
i
s
of
t
e
n
ne
c
e
s
s
a
r
y
t
o
i
de
nt
i
f
y
s
y
s
t
e
m
cl
o
s
el
y
r
el
at
ed
p
ac
k
a
g
es
.
A
s
i
g
n
o
f
t
h
e cl
o
s
e c
o
h
es
i
o
n
o
f
p
ac
k
e
t
s
i
s
a l
ar
g
e
s
u
r
f
ace
p
ac
k
a
g
e
i
n
t
h
e
bo
dy
o
f
t
he
pa
c
k
et
r
eq
u
i
r
e
d
,
cl
o
s
e t
o
t
h
e h
e
ad
er
o
f
t
h
e
p
ac
k
et
.
E
x
am
p
l
e,
cl
o
s
el
y
r
el
at
ed
p
ack
et
s
a
r
e s
h
o
w
n
i
n
F
i
gu
r
e
10
wi
t
h t
he
m
a
t
r
i
x of
i
nc
om
i
ng d
e
pe
n
de
nc
i
e
s
f
or
t
he
pa
c
ka
g
e
m
a
i
l
r
e
a
de
r
f
i
l
t
e
r
.
C
l
os
e
l
y
r
e
l
a
t
e
d
p
ack
a
g
e,
i
n
ac
co
r
d
a
n
ce w
i
t
h
t
h
e ab
o
v
e c
r
i
t
er
i
a i
s
a
m
ai
l
r
e
a
de
r
pa
c
ka
ge
.
An
ot
he
r
e
x
a
m
pl
e
of
c
l
os
e
bu
ndl
i
n
g
o
f
pa
c
ke
t
s
i
s
s
ho
w
n i
n t
he
F
i
gu
r
e
1
1.
T
h
e
P
r
ot
oc
ol
s
pa
c
ka
ge
i
s
c
l
os
e
l
y
r
e
l
a
t
e
d t
o the
K
e
r
ne
l
pa
c
ka
ge
.
C
h
an
g
es
i
n
t
h
e
K
e
r
n
el
p
ac
k
ag
e
w
i
l
l
s
i
g
n
i
f
i
ca
n
t
l
y
af
f
ect
t
o
cl
as
s
es
i
n
t
h
e
p
r
o
t
o
co
l
s
p
ac
k
ag
e
.
3.
12
.
K
er
n
el
P
ac
k
age
s
W
he
n a
na
l
y
z
i
ng a
s
o
f
t
wa
r
e
s
y
s
t
e
m
,
it
i
s
im
po
r
t
a
nt
t
o i
de
n
t
i
f
y
pa
c
ka
ge
s
t
ha
t
de
f
i
ne
t
he
c
or
e
of
t
h
e
s
y
s
t
e
m
.
T
he
s
e
a
r
e
pa
c
ka
ge
s
f
r
om
w
hi
c
h
de
p
e
nd
s
o
n
m
os
t
ot
he
r
pa
c
ka
ge
s
of
t
he
s
y
s
t
e
m
.
F
i
gu
r
e
1
2
s
ho
w
s
t
w
o
pa
c
ka
ge
s
of
U
R
L
a
nd
pr
ot
oc
ol
s
t
ha
t
a
r
e
s
uc
h
a
ke
r
ne
l
.
I
de
nt
i
f
y
t
he
ke
r
ne
l
pa
c
ka
ge
s
o
f
t
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s
y
s
t
e
m
m
i
ght
a
l
s
o
be
by
t
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l
a
r
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s
t
n
um
be
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f
s
ur
f
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c
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s
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n
t
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m
a
t
r
i
x
of
i
nc
o
m
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de
pe
nd
e
n
c
i
e
s
f
o
r
t
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s
e
p
a
c
ka
ge
s
.
F
i
gu
r
e
1
2.
P
a
c
ka
ge
s
U
R
L
a
n
d
pr
ot
oc
ol
s
f
r
o
m
t
he
s
y
s
t
e
m
ke
r
ne
l
Evaluation Warning : The document was created with Spire.PDF for Python.
I
S
SN
:
2
252
-
88
14
IJ
A
A
S
V
o
l
.
7
,
N
o
.
1
,
M
a
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2
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1
3
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20
20
4.
C
O
N
CL
U
S
I
O
N
T
he
m
a
nus
c
r
i
p
t
di
s
c
us
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e
s
t
he
a
na
l
y
s
i
s
a
n
d
vi
s
ua
l
i
z
a
t
i
on
of
de
pe
n
de
nc
i
e
s
be
t
w
e
e
n
c
l
a
s
s
e
s
i
n
s
of
t
wa
r
e
s
y
s
t
e
m
s
p
a
c
k
a
g
e
s
w
r
i
t
t
e
n
i
n
J
a
v
a
l
a
n
g
u
a
g
e
.
T
h
i
s
t
a
s
k
i
s
v
e
r
y
i
m
p
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t
a
n
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r
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e
s
t
o
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t
i
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c
h
i
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t
u
r
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o
f
t
h
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s
of
t
w
a
r
e
s
y
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t
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m
whe
n s
ol
vi
ng
t
he
p
r
o
bl
e
m
of
r
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ve
r
s
e
e
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ne
e
r
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.
T
h
e
m
a
nus
c
r
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pt
c
ons
i
de
r
s
m
e
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hods
f
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s
ua
l
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z
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g s
uc
h de
pe
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e
s
us
i
n
g a
m
a
t
r
ix r
e
pr
e
s
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nt
a
t
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a
p
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c
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t
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ps
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e cl
as
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p
ar
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ack
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d
t
h
e r
el
at
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h
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s
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et
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t
h
e cl
as
s
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o
f
t
h
e d
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f
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en
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p
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k
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s
.
Sh
ow
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s
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s
m
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t
hod t
o
vi
s
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l
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e
t
he
de
pe
n
de
nc
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n
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c
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s
i
n t
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v
e
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t
o
ol
de
s
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g
n a
nd
r
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s
t
o
r
a
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f
a
r
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h
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t
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.
T
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i
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i
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p
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e
n
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e
d
a
s
a
n
e
xt
e
ns
i
on
o
f
t
h
e
e
c
l
i
ps
e
e
n
vi
r
onm
e
nt
.
T
he
m
a
nus
c
r
i
p
t
i
s
a
c
o
nt
i
nua
t
i
o
n
of
t
he
pu
bl
i
c
a
t
i
on c
y
c
l
e
o
n s
of
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wa
r
e
e
ngi
ne
e
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i
ng
a
n
d
a
ppl
i
c
a
t
i
o
n
o
f
t
he
m
ode
l
i
ng
l
a
ng
ua
ge
U
M
L
.
A
C
K
N
O
W
L
E
D
G
E
ME
NT
S
I t
ha
nk K
i
n
g Ab
d
ul
a
z
i
z
Uni
ve
r
s
i
t
y
-
K
S
A f
or
pr
o
vi
di
n
g
m
e
w
i
t
h ne
e
de
d r
e
s
o
ur
c
e
s
f
o
r
c
a
r
r
y
i
ng
o
ut
t
hi
s
w
or
k.
R
EF
ER
E
N
C
ES
[1
]
S.
D
u
cas
s
e, M
.
L
an
z
a,
L
. P
o
n
i
s
i
o
, B
u
t
t
er
f
l
i
es
:
“
A
vi
s
ua
l
a
pproa
c
h t
o Cha
r
a
c
t
e
ri
z
e
pa
c
ka
g
e
s
,
i
n:
P
roc
e
e
di
ngs
o
f
t
he
11t
h IE
E
E
Int
e
rna
t
i
ona
l
S
oft
w
a
re
M
e
t
ri
c
s
S
y
m
pos
i
um
(M
E
T
RICS
'
05)
”
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I
E
E
E
Com
put
e
r
Soc
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e
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y
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2005.
[2
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Col
i
n W
a
re
,
Inf
orm
a
t
i
on V
i
s
ua
l
i
z
a
t
i
on,
T
hi
rd E
di
t
i
on:
P
e
r
c
e
pt
i
on for D
e
s
i
gn (Int
e
ra
c
t
i
v
e
T
e
c
h
nol
ogi
e
s
) 3rd
Ed
itio
n
,
Mor
gan
Kauf
m
ann
,
201
2.
[3
]
D
ha
nj
i
R
.
P
ra
s
a
nna
,
“
D
e
pe
nd
e
n
c
y
Inj
e
c
t
i
on:
W
i
t
h E
x
a
m
pl
e
s
i
n
J
a
va
,
Rub
y
,
a
n
d C#
”
.
Manni
ng
P
ubl
i
c
at
i
ons
.
2009.
[4
]
S
a
ik
a
t
D
a
s
G
upt
a
,
Ra
b
i
ndra
M
u
khopa
dh
y
a
y
,
K
r
i
s
hna
C.
Ba
r
a
nw
a
l
,
A
ni
l
K
.
Bho
w
m
i
c
k,
Re
ve
rs
e
E
ngi
ne
e
ri
ng o
f
Rubbe
r P
roduc
t
s
:
Conc
e
pt
s
,
T
ool
s
,
a
nd
T
e
c
hni
qu
e
s
.
CRC P
re
s
s
,
20
13.
[5
]
S
t
ep
h
an
i
e D
. H
. E
v
er
g
r
e
en
,
E
ff
e
c
t
i
v
e
D
a
t
a
V
i
s
ua
l
i
z
a
t
i
on:
T
h
e
Ri
ght
Cha
rt
for t
he
Ri
ght
D
a
t
a
1
s
t Ed
itio
n
.
SA
G
E
P
ubl
i
c
a
t
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ons
,
In
c
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2016
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[6
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H
. A
b
d
een
, S
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u
cas
s
e, D
. P
o
l
l
et
, I
. A
l
l
o
u
i
, P
ack
ag
e f
i
n
g
e
r
p
r
i
n
t
s
:
A
v
i
s
u
al
s
u
m
m
ar
y
o
f
p
ack
ag
e I
n
t
er
f
a
ce u
s
ag
e
,
Inf.
S
oft
w
.
T
e
c
h
nol
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2010
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[7
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B
r
u
ce D
an
g
, A
l
ex
an
d
r
e G
a
zet
, E
l
i
as
B
a
ch
aa
l
an
y
, S
eb
as
t
i
e
n
Jo
sse
,
P
r
ac
t
i
c
al
R
e
v
e
r
s
e
E
ngi
ne
e
r
i
ng: x
86,
x
64
,
A
R
M,
Wi
ndows
Ke
r
ne
l
,
R
e
v
e
r
s
i
n
g T
ool
s
,
and
O
bf
us
c
at
i
on
1
s
t
E
d
i
t
i
o
n
.
Wi
l
ey
,
2
0
1
4
.
[8
]
A
dd
y
O
s
m
a
ni
,
L
e
a
rn
i
ng J
a
v
a
S
c
ri
pt
D
e
s
i
gn
P
a
t
t
e
rns
:
A
J
a
va
S
c
ri
pt
a
nd
j
Q
ue
r
y
D
e
ve
l
ope
r
'
s
G
ui
d
e
,
O
'
R
ei
l
l
y M
ed
i
a
,
2012.
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H
. A
b
d
een
, I
. A
l
l
o
u
i
, S
. D
u
ca
s
s
e, D
. P
o
l
l
et
, M
.
“
S
ue
n,
P
a
c
ka
ge
re
fe
r
e
nc
e
fi
nge
rpri
nt
:
a
ri
c
h a
nd Com
pa
c
t
vi
s
ua
l
i
z
a
t
i
on t
o
unde
rs
t
a
nd pa
c
k
a
ge
re
l
a
t
i
ons
hi
p
s
”
,
in
:
E
ur
ope
an Conf
e
r
e
nc
e
on Sof
t
war
e
Ma
i
nt
e
nan
c
e
and
R
een
g
i
n
eer
i
n
g
(
C
S
M
R
)
, I
E
E
E
C
o
m
p
u
t
er
S
o
ci
et
y
P
r
es
s
,
pp.
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13
-
22
2,
2008
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[
10
]
V
i
ne
s
h Ra
j
a
a
n
d K
i
ra
n J
.
F
e
r
na
nde
s
,
R
e
ve
rs
e
E
ngi
n
e
e
ri
ng
:
A
n Indus
t
ri
a
l
P
e
rs
pe
c
t
i
ve
(S
pri
nge
r S
e
ri
e
s
i
n
A
dva
nc
e
d M
a
nu
fa
c
t
ur
i
ng),
Spr
i
n
ge
r
; Sof
t
c
ov
e
r
r
e
pr
i
nt
of
har
dc
ov
e
r
,
2010
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[
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]
M
. G
h
o
n
i
em
, J
. D
. F
ek
et
e
, P
.
C
as
t
ag
l
i
o
l
a
,
“
A
c
om
pa
ri
s
on of t
he
r
e
a
d
a
bi
l
i
t
y
of gra
phs
us
i
ng N
ode
-
l
i
nk a
nd
m
a
tr
ix
-
ba
s
e
d r
e
pre
s
e
nt
a
t
i
ons
”
,
i
n
:
P
r
oc
e
e
di
ngs
of
t
he
IE
E
E
Sy
m
pos
i
um
Inf
or
m
at
i
on V
i
s
ual
i
z
at
i
on,
INF
O
V
IS'
0
4
,
IE
E
E
Com
put
e
r
Soc
i
e
t
y
,
W
a
s
hi
n
gt
on,
D
C,
U
S
A
,
P
p.
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24,
2004
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[
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]
M
. L
u
n
g
u
,
M
.
L
an
z
a,
T
.
G
i
r
b
a
.
“
P
ack
ag
e p
a
t
t
e
r
n
s
f
o
r
v
i
s
u
al
ar
ch
i
t
ect
u
r
e r
eco
v
er
y
”
,
i
n
:
P
r
oc
e
e
di
ngs
of
CS
M
R
2006 (
10t
h E
ur
o
pe
an Conf
e
r
e
nc
e
on Sof
t
war
e
Mai
nt
e
nan
c
e
and R
e
e
ng
i
ne
e
r
i
ng)
.
IE
E
E
Com
put
e
r S
oc
i
e
t
y
P
re
s
s
.
L
os
A
l
a
m
i
t
os
,
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A
,
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2006.
[
13
]
K
y
ra
n D
a
l
e
,
D
a
t
a
V
i
s
ua
l
i
z
a
t
i
on
w
i
t
h P
y
t
hon
a
nd
J
a
va
S
c
ri
pt
:
S
c
ra
pe
,
Cl
e
a
n
,
E
xpl
o
re
&
T
r
a
ns
form
Y
our D
a
t
a
1s
t
E
di
t
i
on
,
O
'
Re
i
l
l
y M
e
di
a
,
2016
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[
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]
N
. S
an
g
al
, E
. J
o
r
d
an
, V
. S
i
n
h
a, D
. J
ack
s
o
n
.
“
U
s
i
n
g de
pe
nde
nt
m
ode
l
s
t
o M
a
na
ge
c
om
pl
e
x s
oft
w
a
re
a
rc
hi
t
e
c
t
ure
”
,
i
n:
P
r
oc
e
e
d
i
ngs
of
O
O
P
SL
A
'
05
,
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67
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176
,
200
5
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