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I
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r
i
ng l
e
ng
t
h.
R
e
c
e
nt
l
y,
s
ur
ge
a
r
r
e
s
t
e
r
s
(
S
A
)
a
r
e
i
m
p
l
e
m
en
t
ed
o
n
t
h
e l
i
n
e t
o
r
ed
u
ce L
T
R
.
S
o
m
e s
t
u
d
i
es
u
s
ed
E
l
ect
r
o
m
a
g
n
et
i
c T
r
an
s
i
e
n
t
P
r
o
g
r
am
(
E
M
T
P
)
s
o
f
t
w
ar
e
t
o
an
al
y
ze
t
h
e
i
m
p
a
ct
o
f
l
i
g
h
t
n
i
n
g
s
t
r
i
k
e
o
n
t
h
e l
i
n
e [
1
2
-
18
]
an
d
t
o
ev
al
u
at
e
t
h
e
i
m
p
act
of
s
u
r
ge
ar
r
es
t
er
an
d
t
o
w
er
f
o
o
t
i
n
g
r
e
s
i
s
t
a
n
ce [
1
4
-
16
]
o
n t
he
l
i
g
ht
ni
n
g p
e
r
f
o
r
m
a
nc
e
.
I
n
f
a
c
t
,
t
o
r
ed
u
ce L
T
R
o
f
a
tr
a
n
s
m
is
s
io
n
li
n
e
,
t
h
e
S
A
i
n
s
ta
lla
tio
n
a
t a
ll to
w
e
r
s
o
f
a
li
n
e
is
a
l
m
o
s
t i
m
p
o
s
s
ib
le
b
e
c
a
u
s
e
o
f
h
ig
h
c
o
s
t o
f
S
A
.
A
n
i
n
te
r
e
s
te
d
p
r
o
b
le
m
is
th
a
t
w
e
m
u
s
t r
e
d
u
c
e
th
e
L
T
R
o
f
tr
a
n
s
m
i
s
s
io
n
lin
e
to
a
d
e
s
ir
e
d
v
a
lu
e
b
u
t
w
e
m
u
s
t
s
a
v
e i
n
v
e
s
t
m
e
n
t
co
s
t
as
m
u
c
h
as
p
o
s
s
i
b
l
e.
I
t
m
ea
n
s
t
h
at
w
e can
n
o
t
i
m
p
r
o
v
e al
l
t
o
w
er
s
o
f
l
i
n
e.
W
e n
eed
t
o de
t
e
r
m
i
n
e
t
o
w
e
r
pos
i
t
i
on
s
a
n
d i
m
pr
ov
i
ng
m
e
t
h
o
d
to
o
b
ta
in
t
h
e
h
ig
h
e
s
t e
f
f
ic
ie
n
c
y
.
P
r
a
c
tic
a
ll
y
,
t
h
e
num
be
r
o
f
f
a
u
l
t
s
ca
u
s
ed
b
y
l
i
g
h
t
n
i
n
g
(
N
F
C
L
)
p
er
y
ear
at
eac
h
t
o
w
er
d
ep
en
d
s
o
n
m
an
y
p
ar
a
m
et
er
s
s
u
c
h
a
s
t
o
w
er
’
s
h
ei
g
h
t
,
s
p
an
l
e
n
g
t
h
,
g
r
o
u
n
d
r
e
s
i
s
t
a
n
ce,
et
c.
T
h
er
ef
o
r
e,
t
o
r
ed
u
ce t
h
e
L
T
R
v
al
u
e
w
i
t
h
a
ch
e
ap
in
v
e
s
t
m
e
n
t c
o
s
t,
w
e
s
ho
ul
d
f
i
n
d t
o
w
e
r
s
w
i
t
h hi
g
h N
F
C
L
v
a
l
u
e
a
n
d t
h
e
n
,
w
e
m
us
t
pr
opos
e
r
e
a
s
on
a
bl
e
i
m
pr
ov
i
ng
m
e
t
h
ods
f
or
th
o
s
e
to
w
e
r
s
.
C
u
r
r
e
n
tl
y
,
it is
h
a
r
d
ly
a
p
u
b
lic
a
t
io
n
to
s
o
lv
e
t
h
i
s
p
r
o
b
le
m
.
I
n
t
h
i
s
pa
pe
r
,
a
u
t
h
or
pr
opos
e
d a
n
a
l
g
or
i
t
hm
t
o
s
ol
v
e
t
h
a
t
pr
ob
le
m
.
T
h
is
a
l
g
o
r
ith
m
w
ill
d
et
er
m
i
n
e a
s
u
ita
b
le
s
ch
em
e
t
o
r
e
d
uc
e
t
h
e
nu
m
b
e
r
o
f
f
a
ul
t
s
c
a
us
e
d
b
y
l
i
g
ht
ni
ng (
N
F
C
L
)
o
n a
t
r
a
ns
m
i
s
s
i
o
n l
i
ne
to
a
d
es
i
r
ed
v
al
u
e
.
T
h
i
s
a
l
g
or
i
t
hm
i
s
de
v
e
l
ope
d ba
s
e
d on
t
h
r
e
e
m
e
t
h
ods
i
n
c
l
u
di
n
g
i
n
c
r
e
a
s
e
i
n t
h
e
i
n
s
u
l
a
t
or
s
t
r
i
ng
le
n
g
th
(
I
S
L
)
m
e
th
o
d
,
S
A
i
n
s
t
a
lla
tio
n
m
e
t
h
o
d
,
a
n
d
t
h
e
c
o
m
b
in
a
tio
n
o
f
S
A
i
n
s
ta
lla
tio
n
w
i
th
I
S
L
.
T
h
e
s
ch
em
e
d
et
er
m
i
n
ed
b
y
t
h
i
s
al
g
o
r
i
t
h
m
m
u
s
t
g
u
ar
an
t
ee t
h
at
t
h
e
to
ta
l
N
F
C
L
o
r
L
T
R
v
al
u
e s
at
i
s
f
i
es
t
h
e r
eq
u
i
r
ed
v
a
l
u
e
a
nd
s
a
vi
n
g t
he
i
n
ve
s
t
m
e
nt
c
o
s
t
.
T
o
v
e
ri
fy
t
hi
s
a
l
go
r
i
th
m
,
w
e
i
m
p
le
m
e
n
t i
n
to
a
220k
V
tr
a
n
s
m
i
s
s
io
n
li
n
e
.
T
he
r
e
s
ul
t
s
w
i
l
l
b
e ev
a
l
u
at
ed
a
n
d
an
al
i
zed
.
2.
P
R
OB
L
E
M
OF
M
E
T
HOD
S
OF
LIG
H
TN
I
N
G
TR
IP
P
IN
G
R
A
TE R
ED
U
C
TI
O
N
T
h
e
r
e
a
r
e
m
a
ny
m
e
t
h
ods
t
o r
e
du
c
e
L
T
R
or
N
F
C
L
of
a
t
r
a
n
s
m
i
s
s
i
on
l
i
n
e
.
C
onv
e
nt
i
on
a
l
m
e
t
h
od
s
i
nc
l
ud
e
s
he
l
d
i
n
g
w
i
r
e
,
d
e
c
r
e
a
s
e
i
n t
o
w
e
r
f
o
o
t
i
n
g r
e
s
i
s
t
a
nc
e
,
i
nc
r
e
a
s
e
i
n
t
he
i
ns
ul
a
t
o
r
s
t
r
i
ng l
e
n
gt
h,
s
ur
ge
a
r
r
e
s
te
r
in
s
ta
lla
tio
n
,
e
tc
.
I
n
a
l
m
o
s
t
t
r
a
ns
m
i
s
s
i
o
n l
i
ne
s
,
s
hi
e
l
d
w
i
r
e
s
ha
ve
a
l
r
ead
y
be
e
n h
a
n
g on
t
h
e
t
op of
t
h
e
lin
e
a
n
d
t
h
e
to
w
e
r
f
o
o
tin
g
r
e
s
is
ta
n
c
e
i
s
q
u
ite
s
m
a
ll
b
ut
th
e
L
T
R
v
a
l
u
e
is
s
till
q
ui
t
e
hi
g
h.
H
e
nc
e
,
i
t
i
s
s
till
r
eq
u
i
r
ed
t
o
r
ed
u
ce L
T
R
t
o
a d
es
i
r
ed
v
al
u
e.
I
n
t
h
i
s
ca
s
e,
t
h
e
m
et
h
o
d
s
o
f
s
u
r
g
e ar
r
es
t
er
i
n
s
t
al
l
at
i
o
n
a
n
d
i
nc
r
e
a
s
e
i
n t
he
i
ns
ul
a
t
o
r
s
t
r
i
n
g l
e
n
gt
h s
ho
ul
d
b
e
c
o
ns
i
d
e
r
e
d
.
T
he
s
e
m
e
t
ho
d
s
ha
ve
b
o
t
h
be
n
e
f
i
t
a
n
d dr
a
w
ba
c
k
a
s
f
o
l
l
o
w
i
ng:
2.
1.
S
u
rg
e a
rres
t
er i
n
s
t
a
l
l
a
t
i
o
n
S
A
is
c
o
n
v
e
n
tio
n
a
ll
y
u
s
e
d
to
p
r
o
te
c
t e
q
u
ip
m
e
n
t i
n
p
o
w
e
r
s
u
b
s
ta
t
io
n
s
f
r
o
m
e
x
te
r
n
a
l o
v
e
r
v
o
lta
g
e
s
t
r
a
ve
l
i
ng
f
r
o
m
t
he
co
n
n
ect
ed
tr
a
n
s
m
is
s
io
n
li
n
e
.
H
o
w
e
v
e
r
,
r
e
c
e
n
tl
y
,
it
is
u
s
e
d
to
p
r
o
te
c
t
a
n
i
n
s
u
la
to
r
s
tr
in
g
i
n
s
t
ead
o
f
h
o
r
n
g
ap
b
ecau
s
e i
t
can
e
x
t
i
n
g
u
i
s
h
a
u
t
o
m
at
i
cal
l
y
ar
c.
T
h
er
ef
o
r
e,
w
h
en
w
e h
a
n
g
a
s
u
i
t
ab
l
e S
A
i
n
p
a
r
a
l
l
e
l
t
he
i
ns
ul
a
t
o
r
s
t
r
i
n
g,
t
h
e
f
l
a
s
ho
ve
r
d
o
e
s
no
t
o
c
c
ur
o
n
t
he
i
ns
ul
a
t
o
r
s
t
r
i
n
g i
n t
he
c
a
s
e
o
f
l
i
gh
t
ni
n
g s
t
r
i
ke
.
I
t
m
e
an
s
i
f
w
e
h
an
g
S
A
a
t
al
l
i
n
s
u
l
at
o
r
s
t
r
i
n
g
s
o
f
a t
o
w
er
,
t
h
e
N
F
C
L
v
al
u
e
at
t
h
i
s
t
o
w
er
can
b
e s
u
p
p
o
s
ed
zer
o
.
I
t is
w
o
r
t
h
to
n
o
te
th
a
t
S
A
is
t
oo
e
xp
e
ns
i
ve
to
i
n
s
ta
l
l a
t a
ll to
w
e
r
s
o
f
a
tr
a
n
s
m
i
s
s
io
n
lin
e
.
2.
2.
I
nc
r
e
a
s
e
i
n t
he
i
n
s
ul
a
t
o
r
s
t
r
i
ng
l
e
ng
t
h (
I
SL
)
T
he
l
e
ngt
h o
f
t
he
i
ns
ul
a
t
o
r
s
t
r
i
ng
i
m
p
a
c
t
s
s
i
g
ni
f
i
c
a
nt
l
y o
n
t
he
N
F
C
L
va
l
ue
.
T
he
m
a
i
n
r
e
a
s
o
n i
s
t
ha
t
th
e
n
o
r
m
a
l e
le
c
tr
ic
f
ie
ld
is
in
v
e
r
s
e
l
y
p
r
o
p
o
r
tio
n
to
th
e
in
s
u
l
a
to
r
s
tr
in
g
le
n
g
t
h
an
d
h
en
ce,
it
le
a
d
s
to
d
ecr
eas
e i
n
t
h
e ar
c d
i
s
ch
ar
g
e p
r
o
b
ab
i
l
i
t
y
,
a
s
(
1
)
-
(
2
) [
12
]
.
=
√
3
,
(1
)
=
(
)
,
(2
)
w
h
er
e,
is
th
e
r
a
te
d
v
o
lta
g
e
o
n
in
s
u
la
to
r
s
tr
in
g
[
k
V
]
in
n
o
r
m
a
l o
p
e
r
a
tio
n
.
M
o
r
e
o
v
e
r
,
a
s
t
h
e
in
s
u
la
to
r
s
tr
in
g
le
n
g
th
i
s
i
n
cr
eas
e
d
th
e
in
s
u
la
to
r
s
tr
in
g
’
s
b
a
s
ic
li
g
h
t
n
i
n
g
i
m
p
u
ls
e
in
s
u
la
tio
n
le
v
e
l (
)
al
s
o
i
n
cr
eas
es
a
s
(
3
) [
13
]
.
=
(
+
)
(3
)
w
h
er
e
,
,
ar
e co
n
s
t
an
t
s
.
A
s a
r
e
s
u
l
t
,
w
h
e
n
w
e
i
nc
r
e
a
s
e
t
he
i
n
s
ul
a
t
i
o
n l
e
n
gt
h
,
t
h
e o
ccu
r
r
en
ce
pr
oba
bi
l
i
t
y
of
f
a
u
l
t
c
a
u
s
e
d b
y
l
i
gh
t
ni
ng
i
s
r
e
du
c
e
d.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
20
88
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In
t
J
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l
e
c
&
C
o
m
p
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,
V
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9
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o
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5
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20
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336
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h b
r
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a
g
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o
eq
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i
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h
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o
r
e,
t
h
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n
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eas
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n
t
h
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n
s
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l
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s
tr
in
g
le
n
g
t
h
s
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o
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ld
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e
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m
ite
d
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o
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m
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ll
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110k
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or
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9
u
n
i
t
s
a
n
d 16 un
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t
s
.
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t
i
s
a
l
s
o n
ot
e
d t
h
a
t
t
h
e
i
nc
r
e
a
s
e
i
n a
n i
ns
ul
a
t
o
r
s
t
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ng
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ng
t
h b
y
a
d
d
i
n
g p
o
r
c
e
l
a
i
n
uni
t
s
i
s
m
o
r
e
s
a
vi
n
g t
ha
n a
S
A
i
n
s
t
a
l
l
a
t
i
o
n.
I
n s
u
m
m
a
r
y
,
t
he
S
A
i
ns
t
a
l
l
a
t
i
o
n i
s
ve
r
y
go
o
d
i
n t
e
c
h
ni
c
a
l
t
e
r
m
s
b
ut
i
t
i
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ve
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xs
p
e
ns
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ve
w
hi
l
e
t
he
i
n
cr
eas
e i
n
t
h
e i
n
s
u
l
at
o
r
l
en
g
t
h
i
s
q
u
i
t
e ch
eap
b
u
t
i
t
h
as
a n
eg
at
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v
e i
m
p
act
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n
t
ech
n
i
cal
t
e
r
m
s
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h
er
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o
r
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w
e
n
eed
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d
et
er
m
i
n
e a
s
ch
e
m
e t
o
i
m
p
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v
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h
e
li
n
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s
to
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th
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t t
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li
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T
R
s
a
tis
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t
h
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ir
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m
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n
d
w
e ca
n
s
a
v
e t
h
e i
n
v
es
t
m
e
n
t
co
s
t
.
3.
AL
G
O
RI
T
M
P
R
OP
OS
A
L
T
O
D
ET
ER
M
IN
E TH
E B
E
S
T I
M
P
R
O
V
IN
G
S
C
H
EM
E
T
h
e
ob
j
e
c
t
i
v
e
of
t
h
i
s
s
e
c
t
i
on
i
s
t
o pr
opos
e
a
n
a
l
g
or
i
t
hm
t
o d
e
t
e
r
m
i
n
e
t
h
e
be
s
t
i
m
pr
ov
i
ng
s
c
h
e
m
e
fo
r
a
t
r
a
ns
m
i
s
s
i
o
n
l
i
ne
s
uc
h t
ha
t
t
he
l
i
ne
’
s
L
T
R
o
r
N
F
C
L
i
n
t
o
t
a
l
m
e
e
t
s
t
he
d
e
s
i
r
e
d
va
l
ue
a
nd
t
hi
s
s
c
he
m
e
’
s
i
n
v
e
s
t
m
e
n
t
i
s
t
h
e c
h
eap
es
t
.
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er
e,
w
e
pr
opos
e
th
e
a
l
g
o
r
ith
m
a
s
s
ho
w
n
i
n F
i
g
ur
e
1
(
a
)
.
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h
is
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lg
o
r
it
h
m
i
s
d
ev
el
o
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p
o
n
t
h
e
N
F
C
L
v
al
u
e
at
eac
h
t
o
w
er
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h
er
ef
o
r
e,
w
e
n
eed
t
o
cal
c
u
l
at
e
t
h
e
N
F
C
L
v
al
u
e at
eac
h
t
o
w
e
r
o
n
t
he
t
r
a
ns
m
i
s
s
i
o
n
l
i
ne
t
o
o
b
t
a
i
n
a
r
r
a
y
P
N
w
hi
c
h
c
o
nt
a
i
ns
t
he
N
F
C
L
va
l
ue
of
a
ll
to
w
e
r
s
.
H
en
ce,
th
e
to
ta
l N
F
C
L
o
f
t
h
e
l
in
e
,
0
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i
s
cal
cu
l
at
ed
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y
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4
)
0
=
(
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.
(4
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I
f
t
he
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ur
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l
ue
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0
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i
s
o
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er
t
h
e r
eq
u
i
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ed
v
al
u
e
,
w
e
n
eed
t
o
d
et
er
m
i
n
e an
i
m
p
r
o
v
i
ng
m
e
t
hod
s
o
th
a
t
0
≤
.
I
n
h
er
e,
w
e co
n
s
i
d
er
t
h
r
ee i
m
p
r
o
v
e
m
e
n
t
m
et
h
o
d
s
.
T
h
e f
i
r
s
t
o
n
e i
s
s
o
l
el
y
i
n
cr
ea
s
e i
n
t
h
e
in
s
u
la
to
r
s
tr
i
n
g
le
n
g
th
(
I
S
L
)
.
T
h
e
s
e
c
o
n
d
is
s
o
le
l
y
S
A
in
s
ta
lla
tio
n
.
T
h
e
la
s
t
m
e
th
o
d
i
s
t
h
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c
o
m
b
in
a
t
io
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o
f
S
A
an
d
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S
L
.
T
h
e d
es
i
g
n
at
ed
s
c
h
e
m
e
b
y t
he
a
l
go
r
i
t
h
m
is
t
he
b
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st
me
t
h
o
d
w
h
i
ch
en
s
u
r
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t
h
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o
w
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co
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v
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m
eet
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t
h
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m
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t
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T
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on
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h
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m
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ods
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F
i
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r
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A
l
g
or
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t
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t
o de
t
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r
n
i
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t
h
e
pr
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d m
e
t
h
od:
(
a
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G
e
n
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r
a
l a
lg
o
r
it
h
m
,
(
b
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I
S
L
a
l
g
o
r
ith
m
Evaluation Warning : The document was created with Spire.PDF for Python.
In
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F
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r
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1.
A
l
g
o
r
ith
m
to
d
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te
r
n
i
n
e
t
h
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pr
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d m
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t
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(
c
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S
A
i
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m
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d
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L
3.
1.
T
h
e a
l
g
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t
h
m
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f
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L
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f
t
h
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ar
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h
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por
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s
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d.
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d
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g
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cel
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s
h
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d
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e car
r
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u
t
al
l
p
h
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es
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W
ith
a
b
o
v
e
p
r
in
c
ip
le
,
t
h
e
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SL
a
l
go
r
i
t
h
m
i
nc
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s
9
s
t
e
p
s
a
s
s
ho
w
n
i
n
F
i
gur
e
1
b a
n
d i
s
de
s
c
r
i
be
d a
s
f
o
llo
w
in
g
.
S
t
e
p 1:
C
al
cu
l
at
e
N
F
C
L
v
al
u
e
at
each
t
o
w
e
r
c
or
r
e
s
pon
di
ng
t
o t
h
e
m
a
x
i
m
u
m
por
c
e
l
a
i
n
un
i
t
s
a
c
c
o
r
d
i
ng t
o
t
he
a
bov
e
pr
i
n
c
i
bl
e
.
W
e o
b
t
ai
n
a m
at
r
i
x
w
h
os
e
f
i
r
s
t
c
ol
um
n i
s
n
e
w
N
F
C
L
v
a
l
u
e
s
a
n
d i
t
s
s
e
c
on
d c
ol
um
n
i
s
th
e
p
r
ic
e
to
a
d
d
p
o
r
c
e
la
in
u
n
it
s
.
I
t is
n
e
x
t to
S
te
p
2
.
S
t
e
p 2:
U
s
e an
ar
r
ay
to
c
o
n
ta
in
th
e
in
i
tia
l N
F
C
L
v
a
l
u
e
a
t a
ll to
w
e
r
s
,
a
te
m
p
o
r
a
r
y
a
r
r
a
y
t
o
a
vo
i
d
f
u
lf
i
lli
n
g
I
S
L
a
g
a
in
in
ne
xt
l
o
o
p
s
,
a
nd
t
o
r
ep
r
es
en
t
t
h
e
i
n
v
es
t
m
e
n
t
co
s
t
o
f
t
h
e
I
S
L
m
et
h
o
d
.
H
er
e,
w
e s
et
=
,
=
,
=
0
.
W
e
f
i
nd
t
he
t
o
w
e
r
p
o
s
i
t
i
o
n
ha
vi
n
g t
he
h
i
g
he
s
t
N
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C
L
v
a
l
ue
a
nd
no
t
ye
t
b
een
ad
d
ed
p
o
r
cel
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u
n
i
t
s
t
o
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r
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o
u
t
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S
L
.
W
e s
u
p
p
o
s
e
th
a
t th
e
ℎ
to
w
e
r
is
to
w
e
r
w
h
ic
h
s
a
t
is
f
ie
s
th
e
a
b
o
v
e
c
on
di
t
i
on
s
.
W
e
g
o t
o S
t
e
p 3.
S
t
e
p 3:
C
al
cu
l
at
e t
h
e p
o
r
cel
ai
n
ad
d
i
n
g
i
n
v
es
t
m
e
n
t
c
o
st
b
y
a
d
d
i
ng
(
,
2
)
in
to
.
W
e
g
o t
o S
t
e
p 4
.
S
t
e
p 4:
Se
t
(
)
=
0
to
a
v
o
id
r
e
p
e
a
tin
g
th
is
to
w
e
r
in
n
e
x
t
l
oops
.
W
e
g
o t
o s
t
e
p 5.
S
t
e
p 5:
R
ep
l
ace t
h
e
ℎ
t
o
w
e
r
'
s
N
F
C
L
va
l
ue
b
y
d
a
t
a
c
o
r
r
e
s
p
o
nd
i
ng
t
o
i
nc
r
e
a
s
e
i
n t
he
s
t
r
i
ng
l
e
ngt
h,
(
)
=
(
,
1
)
,
an
d
cal
cu
l
at
e t
h
e cu
r
r
en
t
N
F
C
L
i
n
t
o
t
al
,
.
W
e
g
o t
o S
t
e
p
6.
S
t
e
p 6:
C
o
m
p
ar
e
to
.
I
f
≤
,
it is
c
o
m
p
le
te
d
.
O
t
h
e
r
w
is
e
,
it
g
o
e
s
to
S
te
p
7
.
S
t
e
p 7:
F
i
nd
t
he
ℎ
t
o
w
e
r
p
o
s
i
t
i
o
n
w
he
r
e
ha
s
t
he
hi
g
he
s
t
N
F
C
L
va
l
ue
,
.
W
e
g
o t
o S
t
e
p 8
.
S
t
e
p 8:
If
a
l
l
t
o
w
e
rs
i
s
c
a
rri
e
d
o
u
t
IS
L
,
i
t
me
a
n
s
=
0
,
th
e
a
l
g
o
r
ith
m
is
c
o
m
p
le
te
d
.
O
t
h
e
r
w
i
s
e
,
it r
e
t
u
r
n
s
S
t
e
p 3.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
20
88
-
8708
In
t
J
E
l
e
c
&
C
o
m
p
E
n
g
,
V
o
l.
9
, N
o
.
5
,
O
c
t
obe
r
20
19
:
336
6
-
3374
3370
3.
2.
A
lg
o
r
it
h
m
o
f
S
A
in
s
t
a
lla
t
io
n
A
s
a
b
o
v
e
m
e
n
tio
n
e
d
,
i
n
s
ta
l
lin
g
S
A
in
p
a
r
a
lle
l t
h
e
i
n
s
u
la
to
r
s
tr
in
g
s
a
t a
to
w
e
r
m
a
k
e
s
t
h
e
N
F
C
L
v
a
l
u
e
a
t th
is
to
w
e
r
b
e
c
o
m
e
s
a
p
p
r
o
x
i
m
a
te
to
z
e
r
o
.
H
e
n
c
e
,
it is
p
r
io
r
ity
to
in
s
ta
ll
S
A
a
t t
h
e
t
o
w
e
r
w
h
ic
h
h
a
s
t
h
e
hi
g
he
s
t
N
F
C
L
va
l
ue
.
T
he
S
A
i
ns
t
a
l
l
a
t
i
o
n a
l
go
r
i
t
h
m
,
as
F
i
g
u
r
e
1
c
,
i
s
de
s
c
r
i
be
d a
s
f
ol
l
o
w
i
ng.
S
t
e
p 1:
U
s
e a n
e
w
ar
r
a
y
t
o
co
n
t
ai
n
t
h
e N
F
C
L
v
a
l
u
e at
al
l
t
o
w
er
s
o
n
t
h
e l
i
n
e.
I
n
i
t
i
al
l
y
,
w
e
s
et
=
a
nd
t
he
i
n
ve
s
t
m
e
nt
o
f
t
hi
s
s
c
h
e
m
e
=
0
.
S
t
e
p 2:
F
i
nd
t
he
ℎ
to
w
e
r
w
i
th
t
h
e
h
ig
h
e
s
t N
F
C
L
va
l
ue
,
, (
=
(
)
)
.
S
t
e
p 3:
I
n
s
ta
ll S
A
a
t t
h
e
ℎ
to
w
e
r
.
I
t m
e
a
n
s
w
e
s
e
t
(
)
=
0
.
S
t
e
p 4:
C
al
cu
l
at
e t
h
e i
n
v
es
t
m
en
t
co
s
t
by
a
d
d
in
g
th
e
S
A
in
s
ta
lla
tio
n
p
r
ic
e
,
,
in
to
.
I
t
me
a
n
s
=
+
.
S
t
e
p 5:
C
a
lc
u
la
te
th
e
to
ta
l N
F
C
L
v
a
l
u
e
a
f
te
r
i
n
s
ta
ll
in
g
S
A
a
t th
e
ℎ
t
o
we
r
,
=
(
)
,
i
f
≤
,
w
e
c
o
n
ti
n
u
e
to
f
i
n
d
a
n
d
in
s
ta
ll S
A
a
t a
n
o
t
h
e
r
to
w
e
r
b
y
r
e
t
u
r
n
in
g
to
S
te
p
2
.
O
th
e
r
w
i
s
e
,
it is
f
in
is
h
e
d
.
3.
3.
A
l
gor
i
t
h
m
of
c
o
m
b
i
n
at
i
on
of
S
A
i
ns
t
a
l
l
a
t
i
o
n a
nd i
nc
r
e
a
s
e
i
n t
he
i
ns
u
l
a
t
o
r
l
e
ng
t
h
C
o
m
p
ar
i
n
g
t
o
a S
A
,
t
h
e p
r
i
ce o
f
p
o
r
cel
ai
n
u
n
i
t
i
s
m
u
c
h
ch
ea
p
er
,
b
u
t
I
S
L
at
a t
o
w
er
m
a
k
es
t
h
e N
F
C
L
v
al
u
e
r
ed
u
ce
i
n
s
i
g
n
i
f
i
ca
n
t
l
y
.
T
h
er
ef
o
r
e,
w
e
n
eed
t
o
i
n
cr
eas
e
i
n
t
h
e i
n
s
u
l
a
t
o
r
s
t
r
i
n
g
l
en
g
t
h
a
t
m
an
y
t
o
w
er
s
.
I
t is
n
o
te
d
th
a
t
a.
P
r
in
c
ip
le
o
f
I
S
L
is
m
e
n
tio
n
e
d
in
s
u
b
s
e
c
tio
n
3
.
1
,
b.
A
t o
n
e
to
w
e
r
,
it is
n
o
t a
llo
w
e
d
a
d
d
in
g
b
o
th
S
A
a
n
d
p
o
r
c
e
la
in
u
n
it
s
,
c.
A
t
o
n
e t
o
w
er
,
ei
t
h
er
S
A
o
r
I
S
L
i
s
car
r
i
ed
o
u
t
at
al
l
p
h
a
s
es
.
T
o
de
v
e
l
op t
h
e
a
l
g
or
i
t
hm
of
t
h
e
c
o
m
bi
n
a
t
i
on
o
f
S
A
a
n
d I
S
L
,
w
e u
s
e ar
r
a
y
an
d
ar
r
ay
is
to
s
to
r
e
th
e
N
F
C
L
v
a
lu
e
o
f
a
ll
to
w
e
r
s
w
h
e
n
w
e
c
o
m
b
in
e
S
A
in
s
ta
lla
tio
n
a
n
d
I
S
L
,
a
te
m
p
o
r
a
r
y
a
r
r
a
y
i
s
u
s
ed
t
o
av
o
i
d
ad
d
i
n
g
p
o
r
cel
ai
n
ag
ai
n
at
a
t
o
w
er
.
W
e u
s
e
a
nd
t
o
r
ep
r
es
en
t
t
h
e
i
n
v
es
t
m
en
t
co
s
t
f
o
r
ad
d
i
n
g
p
o
r
cel
ai
n
an
d
w
h
o
l
e
s
ch
e
m
e,
r
es
p
ect
i
v
e
l
y
.
T
h
e al
g
o
r
i
t
h
m
o
f
co
m
b
i
n
at
i
o
n
m
et
h
o
d
,
F
i
g
u
r
e
1
d
,
i
s
d
es
cr
i
b
ed
as
f
o
l
l
o
w
i
n
g
.
S
t
e
p 1:
Se
t
=
,
,
an
d
cal
c
u
l
at
e t
h
e cu
r
r
en
t
N
F
C
L
i
n
t
o
t
al
=
(
)
.
W
e
u
s
e
∆
t
o
e
va
l
ua
t
e
t
h
e
m
a
x
i
m
u
m
o
f
r
ed
u
ced
N
F
C
L
v
al
u
e b
y
I
S
L
,
w
i
t
h
∆
=
(
)
−
(
(
:
,
1
)
)
.
is
o
b
ta
in
i
n
t
h
e
I
S
L
a
l
g
or
i
t
hm
.
W
e
g
o t
o s
t
e
p 2.
S
t
e
p 2:
C
al
cu
l
at
e t
h
e d
i
f
f
er
en
c
e b
et
w
een
an
d
t
h
e r
eq
u
i
r
ed
N
F
C
L
,
.
I
t g
o
e
s
to
S
t
e
p 3.
S
t
e
p 3:
C
h
e
c
k
t
h
e
c
o
n
d
itio
n
o
f
S
A
i
n
s
ta
lla
tio
n
.
I
f
I
S
L
c
a
n
n
o
t
m
a
k
e
t
h
e
f
a
u
lt n
u
m
b
e
r
,
,
r
ed
u
ce t
o
(
∆
≥
∆
)
,
w
e
g
o
to
S
te
p
4
to
in
s
ta
ll S
A
.
O
t
h
e
r
w
is
e
,
w
e
s
ta
r
t f
u
l
f
illi
n
g
I
S
L
b
y
g
o
i
n
g
to
S
te
p
7
.
St
e
p 4:
F
in
d
a
to
w
e
r
p
o
s
it
io
n
to
in
s
ta
ll
S
A
.
T
he
ℎ
t
o
w
e
r
w
i
t
h t
he
hi
ghe
s
t
N
F
C
L
i
s
t
o
w
e
r
ne
e
d
i
n
g S
A
in
s
ta
lla
tio
n
.
W
e
g
o
to
s
te
p
5
.
S
t
e
p 5:
S
e
t th
e
ℎ
to
w
e
r
'
s
N
F
C
L
a
t z
e
r
o
in
b
o
th
a
nd
.
W
e s
et
ag
ai
n
=
(
)
,
cal
cu
l
at
e
ag
ai
n
∆
,
a
n
d
a
d
d
th
e
S
A
i
n
s
ta
l
la
tio
n
c
o
s
t
in
to
a
f
te
r
in
s
ta
lli
n
g
S
A
a
t t
h
e
ℎ
t
o
w
e
r
.
T
he
n,
w
e
r
e
t
ur
n t
o
S
t
e
p 6.
S
t
e
p 6:
I
f
≥
,
w
e
n
eed
t
o
r
et
u
r
n
s
t
ep
2
.
O
t
h
er
w
i
s
e,
t
h
e al
g
o
r
i
t
h
m
i
s
f
i
n
i
s
h
ed
.
S
t
e
p
7:
F
r
o
m
t
h
i
s
s
t
ep
,
w
e
s
t
ar
t
car
r
y
i
n
g
o
u
t
I
S
L
.
W
e
u
s
e
a
ar
r
ay
to
c
o
n
ta
in
th
e
N
F
C
L
v
a
lu
e
a
f
te
r
ad
d
i
n
g
p
o
r
cel
ai
n
u
n
i
t
s
an
d
a
t
e
m
p
o
r
ar
y
ar
r
a
y
t
o
a
vo
i
d
a
dd
i
ng
uni
t
s
a
ga
i
n
i
n
ne
xt
l
o
o
p
s
,
a
nd
to
r
ep
r
es
en
t
t
h
e u
n
i
t
s
ad
d
i
n
g
co
s
t
.
H
er
e,
w
e s
et
=
,
=
,
=
0
.
St
e
p 8
w
i
l
l
b
e
c
a
r
r
i
e
d
o
ut
.
S
t
e
p 8:
F
i
nd
t
he
t
o
w
e
r
p
o
s
i
t
i
o
n t
o
a
d
d
p
o
r
c
e
l
a
i
n
u
ni
t
s
.
T
hi
s
t
o
w
e
r
m
u
s
t
ha
ve
t
he
hi
ghe
s
t
N
F
C
L
a
nd
ha
s
no
t
ye
t
ne
i
gt
h
er
ad
d
ed
p
o
r
cel
ai
n
u
n
i
t
s
n
o
r
i
n
s
t
al
l
ed
S
A
.
W
e s
u
p
p
o
s
e t
h
e
ℎ
to
w
e
r
s
a
tis
f
ie
s
th
i
s
c
o
n
d
itio
n
.
W
e
g
o
t
o S
t
e
p 9.
St
e
p 9:
C
al
cu
l
at
e
by
a
ddi
n
g
(
,
2
)
in
to
an
d
s
et
(
)
=
(
,
1
)
.
H
er
e,
w
e
u
s
e n
s
t
o
r
ep
r
es
en
t
t
h
e c
u
r
r
en
t
N
F
C
L
i
n
t
o
t
al
o
f
t
h
e l
i
n
e af
t
er
car
r
y
i
n
g
I
S
L
at
t
h
e
ℎ
t
o
w
e
r
.
W
e
g
o t
o S
t
e
p 10.
S
t
e
p 10:
I
f
≤
,
S
t
e
p 15 i
s
f
u
l
f
ille
d
.
O
th
e
r
w
i
s
e
,
it g
o
e
s
to
S
te
p
1
1
.
S
t
e
p 11:
C
o
m
p
ar
e
a
nd
.
I
f
>
,
w
e
g
o t
o S
t
e
p 12.
O
t
h
e
r
w
i
s
e
,
w
e
g
o t
o S
t
e
p 14.
S
t
e
p 12:
F
in
d
th
e
to
w
e
r
w
ith
th
e
h
i
g
h
e
s
t N
F
C
L
v
a
lu
e
.
W
e
s
u
p
p
o
s
e
d
th
a
t it is
t
h
e
ℎ
to
w
e
r
.
W
e
g
o
to
S
te
p
13.
St
e
p
1
3:
C
o
m
p
a
r
e
th
e
e
f
f
ic
ie
n
c
y
o
f
I
S
L
a
n
d
in
s
ta
lli
n
g
S
A
.
I
f
−
≤
,
w
e
s
h
o
u
ld
in
s
ta
ll S
A
a
t th
e
ℎ
t
o
w
er
i
n
s
t
ead
o
f
I
S
L
at
m
a
n
y
t
o
w
er
s
.
H
e
n
ce,
w
e r
et
u
r
n
t
o
S
t
ep
5
.
O
t
h
er
w
i
s
e,
w
e
g
o
t
o
S
t
ep
1
4
.
S
t
e
p 14:
S
e
t th
e
ℎ
to
w
e
r
'
s
N
F
C
L
in
at
zer
r
o
.
W
e
r
et
u
r
n
S
t
ep
8
.
S
t
e
p 15:
C
a
lc
u
la
te
th
e
to
ta
l i
n
v
e
s
t
m
e
n
t o
f
S
A
in
s
ta
lla
tio
n
a
n
d
I
S
L
.
T
h
e
a
lg
o
r
ith
m
is
f
in
is
h
e
d
.
Evaluation Warning : The document was created with Spire.PDF for Python.
In
t
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m
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D
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3371
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I
SSN
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In
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Evaluation Warning : The document was created with Spire.PDF for Python.
In
t
J
E
l
e
c
&
C
o
m
p
E
n
g
I
S
S
N
:
2088
-
8708
R
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n
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(
D
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3373
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I
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In
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R
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[
1]
A
.
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.
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2]
H.
M
.
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A
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Li
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01
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[
8]
J
. G
e
n
g
,
et
al
.,
“
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on of
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9]
M
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1]
A
.
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.
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n
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2]
A.
H.
A.
Ba
k
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l
.
,
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23
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[
1
3]
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.
A
m
an
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f
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016
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4]
A
. S
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,
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-
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68,
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17
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[
1
5]
T
.
J
ude
ndor
f
e
r
,
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al
.,
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6]
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m
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al
.,
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