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25
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1
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is
a
v
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ca
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S
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h
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Nid
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3
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.
T
h
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am
ily
co
n
s
is
t
o
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two
s
u
b
f
am
ilies
:
C
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d
T
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ir
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b
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ae
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d
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d
in
to
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o
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r
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a:
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i
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s
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3
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ii
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B
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ME
R
S
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;
(
iii
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Ga
m
m
ac
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Deltac
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[
4
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.
SAR
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v
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C
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1
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as
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[
5
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.
A
f
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Evaluation Warning : The document was created with Spire.PDF for Python.
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E
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(
Mo
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Yu
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441
h
av
e
a
p
o
ten
tial
to
g
et
th
is
v
ir
u
s
[
1
]
.
Acc
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to
s
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c
ases
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p
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le
with
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Acc
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[
6
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.
Ho
wev
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s
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T
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C
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1
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y
o
u
r
f
ac
e
[
1
]
.
T
h
e
n
u
m
b
er
o
f
in
f
ec
ted
C
OVI
D
-
1
9
is
s
lig
h
tly
in
cr
ea
s
in
g
d
ay
b
y
d
ay
an
d
n
o
w
r
ea
ch
to
5
7
0
,
0
0
0
.
I
n
o
r
d
er
to
m
an
ag
e
th
is
am
o
u
n
t
o
f
d
ata,
a
s
u
itab
le
o
n
lin
e
s
y
s
tem
n
ee
d
s
to
av
o
id
an
y
d
elay
d
u
r
in
g
th
e
ex
ec
u
tio
n
p
r
o
ce
s
s
.
T
h
is
s
tu
d
y
was
co
n
d
u
cted
to
p
r
o
p
o
s
e
an
ef
f
icien
t
s
to
r
in
g
an
d
r
etr
iev
i
n
g
d
at
a
ap
p
r
o
ac
h
to
ex
ec
u
te
a
lar
g
e
a
m
o
u
n
t
o
f
d
ata
at
c
o
n
cu
r
r
en
t ti
m
e
ac
ce
s
s
.
2.
RE
S
E
ARCH
M
E
T
H
O
D
Sy
m
p
to
m
s
o
f
C
OVI
D
-
1
9
a
r
e
d
if
f
er
e
n
t
am
o
n
g
in
d
iv
i
d
u
als
b
ec
au
s
e
o
f
r
an
g
in
g
f
r
o
m
asy
m
p
to
m
atic
in
f
ec
tio
n
to
s
ev
er
e
r
esp
ir
ato
r
y
f
ailu
r
e
[
7
]
.
Acc
o
r
d
in
g
to
I
tal
ian
p
o
p
u
latio
n
s
tu
d
y
wh
ich
is
co
n
d
u
cted
b
y
th
e
to
wn
o
f
Vo
E
u
g
an
e
o
b
y
Dr
.
L
av
ez
zo
an
d
co
lleag
u
es,
ar
o
u
n
d
5
0
-
7
0
%
o
f
in
d
i
v
id
u
als
with
p
o
s
itiv
e
p
o
ly
m
er
ase
ch
ain
r
ea
ctio
n
(
R
T
-
PC
R
)
th
r
o
at
s
wab
r
esu
lts
r
em
ain
s
y
m
p
to
m
s
an
d
a
f
u
r
th
er
s
m
all
p
er
ce
n
t
ag
e
(
ab
o
u
t
1
0
%
o
f
all
s
y
m
p
to
m
atic
p
atien
ts
)
p
r
esen
t
d
y
s
p
n
o
ea
,
s
ev
er
e
in
t
er
s
titi
al
p
n
eu
m
o
n
ia,
ac
u
te
r
esp
ir
ato
r
y
d
is
tr
ess
s
y
n
d
r
o
m
e
(
AR
DS)
an
d
m
u
lti
-
o
r
g
an
d
y
s
f
u
n
ctio
n
.
Me
an
wh
il
e,
th
e
v
ast
m
ajo
r
ity
o
f
in
d
iv
id
u
als
with
s
y
m
p
to
m
s
h
ad
o
n
e
o
r
m
o
r
e
co
ex
is
tin
g
m
ed
ical
co
n
d
itio
n
s
s
u
c
h
as
h
y
p
er
ten
s
io
n
,
d
iab
etes,
a
n
d
ca
r
d
i
o
v
ascu
lar
d
is
o
r
d
er
s
with
elev
ated
ca
s
e
f
ac
ilit
ies
am
o
n
g
s
t
eld
er
ly
a
n
d
f
r
ail
p
a
t
ien
ts
[
8
]
,
[
9
]
.
Oth
er
s
co
m
m
o
n
s
y
m
p
to
m
s
o
f
th
e
d
is
ea
s
e
s
u
ch
as
f
ev
er
,
c
o
u
g
h
,
f
atig
u
e,
s
lig
h
t
d
y
s
p
n
o
ea
,
s
o
r
e
th
r
o
at,
h
ea
d
ac
h
e
,
an
d
c
o
n
ju
n
c
tiv
itis
.
T
h
at
way
,
it
is
d
if
f
icu
lt
to
d
if
f
er
en
tiate
C
OVI
D
-
1
9
f
r
o
m
o
th
er
r
esp
ir
at
o
r
y
d
is
ea
s
e
[
1
0
]
-
[
1
2
]
.
Me
an
w
h
ile,
i
n
v
o
l
v
e
m
e
n
t
o
f
g
a
s
t
r
o
i
n
t
es
ti
n
a
l
s
u
c
h
as
d
i
a
r
r
h
o
e
a
,
n
a
u
s
e
a
a
n
d
v
o
m
i
t
i
n
g
a
r
e
l
o
w
e
r
p
e
r
c
e
n
t
a
g
e
o
f
c
a
s
es
.
T
a
b
l
e
1
s
h
o
ws
s
u
m
m
ar
y
o
f
s
y
m
p
to
m
s
o
b
s
er
v
e
d
in
v
ar
io
u
s
co
h
o
r
ts
o
f
p
atien
t.
B
ased
o
n
T
ab
le
1
,
f
e
v
er
an
d
co
u
g
h
co
n
tr
ib
u
ted
h
ig
h
p
er
ce
n
tag
es
b
etwe
en
4
4
-
9
8
%.
M
ea
n
wh
ile,
th
e
s
ec
o
n
d
h
ig
h
p
er
ce
n
tag
es
b
etwe
en
1
9
-
8
3
%
ar
e
d
y
s
p
n
o
ea
an
d
s
p
u
tu
m
.
Oth
e
r
’
s
s
y
m
p
to
m
s
s
u
ch
as
s
o
r
e
th
r
o
at,
h
ea
d
ac
h
e,
d
ia
r
r
h
o
ea
,
n
a
u
s
ea
/v
o
m
itin
g
an
d
m
y
al
g
ia
co
n
tr
ib
u
ted
less
th
an
1
5
%.
T
ab
le
1
.
Sy
m
p
to
m
s
o
b
s
er
v
ed
i
n
v
ar
io
u
s
co
h
o
r
ts
o
f
p
atien
t
G
u
a
n
e
t
a
l
.
[
1
3
]
C
h
e
n
e
t
a
l
.
[
1
4
]
S
h
i
e
t
a
l
.
[
1
5
]
H
u
a
n
g
e
t
a
l
.
[
1
6
]
Y
a
n
g
e
t
a
l
.
[
1
7
]
P
a
t
i
e
n
t
s
1
0
8
1
99
21
41
52
F
e
v
e
r
4
7
3
(
4
4
%)
8
2
(
8
3
%)
1
8
(
8
6
%)
4
0
(
9
8
%)
4
6
(
8
9
%)
D
y
sp
n
o
e
a
2
0
5
(
1
9
%)
3
1
(
3
1
%)
9
(
4
3
%)
2
2
(
4
3
%)
3
3
(
6
4
%)
C
o
u
g
h
7
4
5
(
6
9
%)
8
1
(
8
2
%)
1
5
(
7
1
%)
3
1
(
7
6
%)
4
0
(
7
7
%)
S
p
u
t
u
m
3
7
0
(
3
4
%)
-
3
(
1
4
%)
1
1
(
2
7
%)
-
R
h
i
n
o
r
r
h
o
e
a
5
3
(
5
%)
4
(
4
%)
5
(
2
4
%)
-
3
(
6
%)
S
o
r
e
t
h
r
o
a
t
1
5
3
(
1
4
%)
5
(
5
%)
-
-
-
H
e
a
d
a
c
h
e
1
5
0
(
1
4
%)
8
(
8
%)
2
(
1
0
%)
2
(
5
%)
3
(
6
%)
D
i
a
r
r
h
o
e
a
4
2
(
4
%)
2
(
2
%)
1
(
5
%)
1
(
2
%)
-
N
a
u
se
a
/
v
o
mi
t
i
n
g
5
5
(
5
%)
1
(
1
%)
2
(
1
0
%)
-
2
(
4
%)
M
y
a
l
g
i
a
1
6
4
(
1
5
%)
1
1
(
1
1
%)
-
-
6
(
1
2
%)
3.
M
AT
CH
I
NG
AL
G
O
R
I
T
H
M
,
AJ
AX
AND
J
Q
UE
RY
T
E
CH
NO
L
O
G
Y
T
h
e
m
o
tiv
atio
n
o
f
t
h
is
s
tu
d
y
is
to
d
ev
elo
p
a
n
ap
p
licatio
n
f
o
r
o
n
lin
e
s
cr
ee
n
in
g
p
r
o
ce
s
s
C
OVI
D
-
19
b
ased
o
n
a
s
u
itab
le
ar
c
h
itectu
r
e.
T
h
e
ar
c
h
itectu
r
e
m
u
s
t
b
e
a
b
le
to
m
an
ag
e
m
u
ltip
le
u
s
er
s
at
co
n
cu
r
r
en
t
tim
e
ac
ce
s
s
b
ased
o
n
s
y
m
p
to
m
s
in
T
ab
le
1
.
I
n
cr
ea
s
in
g
n
u
m
b
er
o
f
in
f
ec
ted
C
OVI
D
-
1
9
r
eq
u
ir
ed
f
ast
d
ata
tr
an
s
m
is
s
io
n
b
etwe
en
clien
t
a
n
d
s
er
v
er
.
I
n
th
is
p
ap
e
r
,
f
o
u
r
d
if
f
er
en
t
ap
p
r
o
ac
h
es
f
o
r
s
tr
in
g
m
atch
in
g
h
av
e
b
ee
n
id
en
tifie
d
:
i
)
ch
a
r
ac
ter
-
b
ased
ap
p
r
o
ac
h
,
ii
)
h
ash
in
g
b
ased
a
p
p
r
o
ac
h
,
an
d
iii
)
s
u
f
f
i
x
au
to
m
ata
-
b
ased
ap
p
r
o
ac
h
.
Me
an
wh
ile,
AJAX
an
d
jQu
er
y
ar
e
th
e
m
o
s
t
r
elev
a
n
t
tech
n
o
lo
g
ies
f
o
r
f
ast
d
ata
tr
an
s
m
is
s
io
n
b
etwe
en
clien
t
an
d
s
er
v
er
s
id
e.
On
e
o
f
t
h
e
tr
ad
itio
n
al
ap
p
r
o
ac
h
es
in
s
tr
in
g
m
atc
h
in
g
p
r
o
b
le
m
s
is
ch
ar
ac
ter
-
b
ased
a
p
p
r
o
ac
h
[
1
8
]
.
I
n
th
is
ap
p
r
o
ac
h
,
ea
ch
ch
ar
ac
te
r
is
co
m
p
ar
ed
f
r
o
m
lef
t to
r
ig
h
i
n
d
iv
id
u
ally
at
th
e
co
s
t o
f
ex
tr
a
tim
e
r
eq
u
ir
em
en
ts
.
T
wo
s
tag
es
in
v
o
lv
ed
in
th
is
a
p
p
r
o
ac
h
:
s
ea
r
ch
in
g
an
d
s
h
if
t
p
h
ases
.
B
ased
o
n
th
e
ex
p
er
im
en
ts
,
r
esu
lts
in
th
e
co
r
p
u
s
o
f
Ar
a
b
ic,
E
n
g
lis
h
,
C
h
in
eses
,
I
talian
,
an
d
Fre
n
c
h
tex
ts
a
r
e
p
r
o
m
is
in
g
.
H
o
wev
er
,
th
e
tim
e
co
m
p
lex
ity
o
f
th
e
s
lg
o
r
ith
m
m
ay
i
n
cr
ea
s
e
wh
en
s
ea
r
ch
in
g
f
o
r
m
u
ltip
le
p
atter
n
s
in
g
iv
en
te
x
t.
An
o
th
er
ap
p
r
o
ac
h
f
o
r
s
tr
in
g
m
atch
in
g
is
h
ash
in
g
[
1
9
]
.
Ha
s
h
in
g
v
al
u
e
h
as
b
ee
n
u
s
ed
f
o
r
m
atch
in
g
p
r
o
ce
s
s
an
d
co
n
d
u
cts
c
o
m
p
ar
is
o
n
f
r
o
m
lef
t
to
r
ig
h
t.
Fo
r
in
s
tan
ce
,
a
g
i
v
en
p
atter
n
p
with
ch
a
r
ac
ter
s
m
,
t
h
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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2
5
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4
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I
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d
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J
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&
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p
Sci
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Vo
l.
25
,
No
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1
,
J
an
u
ar
y
20
22
:
440
-
4
4
9
442
h
ash
in
g
v
alu
es
ar
e
ca
lcu
lated
f
ir
s
t.
T
h
en
,
t
h
e
h
ash
v
alu
e
is
u
s
ed
f
o
r
m
atch
in
g
b
etwe
en
a
g
iv
en
tex
t
t
an
d
a
p
atter
n
p
.
Af
ter
th
e
h
ash
f
u
n
ctio
n
is
u
s
ed
,
th
e
s
ea
r
ch
in
g
p
h
ase
u
s
es
ch
ar
ac
te
r
co
m
p
ar
i
s
o
n
.
T
h
er
ef
o
r
e,
th
e
alg
o
r
ith
m
in
v
o
lv
es two
k
ey
s
tep
s
: p
r
e
-
p
r
o
ce
s
s
in
g
an
d
s
ea
r
ch
in
g
p
r
o
ce
s
s
.
I
n
p
r
e
-
p
r
o
ce
s
s
in
g
p
h
ase,
a
s
tr
in
g
o
f
c
ch
ar
ac
ter
s
is
co
n
v
er
ted
in
to
a
s
tr
in
g
o
f
d
d
ec
im
al
n
u
m
b
er
.
T
h
e
p
atter
n
p
is
d
iv
id
ed
b
y
p
r
e
-
d
ef
i
n
ed
p
r
im
e
n
u
m
b
er
q
.
M
o
d
u
lu
s
o
p
er
atio
n
is
th
e
u
s
ed
to
ca
lcu
late
th
e
r
em
ain
d
er
o
f
p
atter
n
p
with
q
.
Fo
r
ea
ch
s
h
if
t
th
at
r
an
g
es
f
r
o
m
s
h
if
t
(
s
=
0
to
n
-
m
)
,
th
e
r
em
ain
d
er
s
o
f
p
atter
n
an
d
ar
e
co
m
p
ar
ed
f
o
r
m
atch
in
g
.
On
ce
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m
atch
is
f
o
u
n
d
,
b
r
u
te
-
f
o
r
ce
ap
p
r
o
ac
h
is
im
p
lem
en
ted
to
v
er
i
f
y
t
h
e
r
esu
lt
o
f
m
atc
h
in
g
.
T
h
is
ap
p
r
o
ac
h
s
av
es
lar
g
e
am
o
u
n
t
o
f
co
m
p
u
tatio
n
as
it
co
m
p
ar
es
in
te
g
er
v
alu
es
in
s
te
ad
o
f
c
h
ar
ac
ter
s
.
Ho
we
v
er
,
th
e
lim
itatio
n
o
f
t
h
is
ap
p
r
o
ac
h
is
h
ash
co
llis
io
n
.
Ha
s
h
co
llis
io
n
is
o
cc
u
r
r
in
g
wh
en
two
d
if
f
er
en
t strin
g
s
m
ap
to
t
h
e
s
a
m
e
n
u
m
b
e
r
.
Su
f
f
ix
au
t
o
m
atio
n
is
an
a
u
to
m
atio
n
th
at
co
m
p
a
r
is
es
two
r
elate
d
b
u
t
d
is
tin
ct
au
to
m
ata
c
o
n
s
tr
u
cto
r
s
;
d
eter
m
in
is
tic
ac
y
clic
f
in
ite
s
ta
te
au
to
m
atio
n
an
d
s
u
f
f
ix
a
u
to
m
atio
n
f
o
r
m
atch
in
g
[
2
0
]
.
B
ased
o
n
th
is
ap
p
r
o
ac
h
,
it
ca
n
b
e
d
ef
in
ed
as
D(
p
)
=
{Q,
q
o
,
Ϝ
,
Σ
,
}.
Her
e,
Q
=
{q
1
,
q
2
,
q
3
,
q
m
}
is
s
et
o
f
s
tates,
Ϝ
=
{q
m
}
is
s
et
to
ac
ce
p
t
s
tates,
an
d
=
Q
x
Σ
→
Q
is
th
e
tr
an
s
itio
n
f
u
n
ctio
n
.
T
h
is
ap
p
r
o
ac
h
u
s
es
a
d
ir
ec
ted
a
cy
clic
g
r
ap
h
i
n
wh
ich
n
o
d
es/v
er
tices
ar
e
ca
ll
ed
s
tates,
an
d
ed
g
es
b
etwe
en
n
o
d
es
a
r
e
co
n
s
id
er
ed
a
tr
an
s
itio
n
b
etwe
en
th
e
s
tat
es.
On
e
o
f
th
e
s
tates
(
n
o
d
e
)
d
en
o
ted
b
y
q
o
is
ca
lled
t
h
e
i
n
itial
s
tate
o
f
th
e
s
u
f
f
ix
au
to
m
atio
n
f
r
o
m
wh
er
e
we
ca
n
r
ea
ch
to
all
o
th
er
s
tates
in
th
e
au
to
m
atio
n
.
Fo
r
in
s
ta
n
ce
,
we
h
av
e
a
p
atter
n
i
n
p
u
t
“
ab
b
ab
b
”
,
ea
ch
s
tate
q
o
d
en
o
ted
b
y
0
i
n
th
e
ex
a
m
p
le.
T
h
e
s
u
f
f
ix
a
u
to
m
atio
n
wh
i
le
tr
av
er
s
in
g
f
r
o
m
s
tate
0
to
t
er
m
in
al
n
o
d
es
m
u
s
t
r
ep
r
esen
t
a
s
u
f
f
ix
th
at
is
ca
s
e,
th
e
p
o
s
s
ib
le
s
u
f
f
ix
es
o
f
“a
b
b
ab
b
”
ar
e
“b
”,
“b
b
”,
“a
b
b
”,
“b
ab
b
”,
a
n
d
“b
b
a
b
b
”.
T
h
e
b
asic
id
ea
in
th
is
ap
p
r
o
a
ch
I
s
th
e
tex
t
t
is
s
ca
n
n
ed
f
r
o
m
lef
t
to
r
ig
h
t,
an
d
th
e
alg
o
r
ith
m
d
ec
id
es
th
e
n
u
m
b
er
o
f
p
atter
n
p
to
b
e
s
h
if
t
ed
to
av
o
id
r
ed
u
n
d
a
n
t
co
m
p
ar
i
s
o
n
s
d
u
r
in
g
a
m
is
m
atch
.
Hy
b
r
id
alg
o
r
ith
m
is
in
tr
o
d
u
ce
d
b
ased
o
n
c
o
m
b
in
atio
n
th
e
a
d
v
n
tag
es
o
f
d
if
f
er
e
n
t
alg
o
r
ith
m
s
an
d
is
b
etter
t
h
an
i
n
d
iv
id
u
al
alg
o
r
ith
m
s
[
2
1
]
-
[
2
2
]
.
I
n
th
is
ap
p
r
o
ac
h
,
o
n
e
o
r
m
o
r
e
c
h
ar
ac
ter
s
ar
e
c
o
m
b
in
ed
an
d
p
lace
d
u
n
d
er
au
to
m
atio
n
-
b
ased
ap
p
r
o
ac
h
.
T
h
is
h
y
b
r
id
alg
o
r
ith
m
i
s
a
m
o
d
if
ied
v
er
s
io
n
o
f
Ho
r
s
p
o
o
l
al
g
o
r
ith
m
[
2
3
]
with
ad
d
itio
n
al
s
tr
in
g
-
m
atch
in
g
co
n
d
itio
n
s
f
o
r
s
ca
n
n
i
n
g
an
d
m
atch
in
g
th
e
tex
t
(
f
r
o
m
le
f
t
t
o
r
ig
h
t)
an
d
s
tr
in
g
p
atter
n
(
f
r
o
m
r
ig
h
t
to
lef
t)
.
T
h
is
alg
o
r
ith
m
h
as
two
s
tep
s
.
I
n
th
e
f
ir
s
t
s
tep
,
th
e
p
iv
o
tin
g
ch
a
r
ac
ter
in
th
e
p
atter
n
is
s
ea
r
ch
ed
b
y
co
m
p
u
tin
g
th
e
ch
ar
ac
ter
d
is
tan
ce
a
n
d
its
m
ax
im
u
m
s
af
e
s
h
if
t.
I
n
th
e
s
ec
o
n
d
s
tep
,
th
e
p
iv
o
t
ch
ar
ac
ter
will
b
e
co
m
p
ar
ed
to
ch
ar
ac
ter
s
o
f
th
e
tex
t.
I
f
t
h
e
p
iv
o
tin
g
ch
ar
ac
ter
m
atch
es
wi
th
th
e
c
h
ar
ac
ter
s
in
th
e
tex
t,
th
en
th
e
alg
o
r
it
h
m
s
tar
ts
m
atch
in
g
th
e
p
atter
n
with
t
ex
t
f
r
o
m
th
e
r
i
g
h
t
m
o
s
t
ch
ar
ac
ter
u
n
til
th
e
en
d
o
f
th
e
tex
t.
I
f
th
e
m
atch
in
g
f
ail
s
,
th
en
h
y
b
r
id
Ho
r
s
p
o
o
l
s
h
if
t
is
u
s
ed
f
o
r
m
atch
i
n
g
.
T
h
is
a
lg
o
r
ith
m
is
p
r
o
v
en
ac
h
iev
es
g
o
o
d
p
er
f
o
r
m
an
ce
f
o
r
p
atter
n
m
atc
h
in
g
o
n
h
u
m
a
n
p
r
o
tein
s
,
tex
t
o
f
n
atu
r
al
lan
g
u
ag
e
(
e.
g
.
,
Ar
ab
ic
,
I
talian
,
Fre
n
ch
a
n
d
C
h
in
ese)
,
a
n
d
E
.
c
o
li g
en
o
m
e.
Asy
n
ch
r
o
n
o
u
s
J
av
aScr
ip
t
XM
L
(
AJA
X
)
is
a
b
u
n
d
le
tech
n
o
l
o
g
y
u
s
ed
to
s
im
p
lify
th
e
im
p
l
em
en
tatio
n
o
f
r
ich
an
d
d
y
n
am
ic
web
ap
p
licatio
n
[
2
4
]
.
AJAX
p
r
o
v
id
es
ad
v
an
ce
d
an
d
s
o
p
h
is
ticated
u
s
er
in
te
r
ac
tio
n
s
b
etwe
en
ap
p
licatio
n
/s
y
s
tem
a
n
d
u
s
er
s
.
I
n
f
ac
t,
th
e
s
y
n
ch
r
o
n
o
u
s
r
eq
u
est
-
r
esp
o
n
s
e
p
r
o
t
o
co
l
u
s
ed
b
y
tr
ad
itio
n
al
ap
p
licatio
n
/s
y
s
tem
in
tr
o
d
u
ce
s
d
elay
b
etwe
en
o
n
e
p
ag
e
to
th
e
n
ex
t
o
n
e.
Featu
r
es
o
f
d
o
c
u
m
en
t
o
b
ject
m
o
d
el
(
DOM
)
in
cr
ea
s
e
th
e
p
o
wer
o
f
AJAX
f
u
n
ctio
n
ality
.
J
Qu
er
y
tech
n
o
lo
g
y
is
lig
h
tweig
h
t
J
av
aScr
ip
t
lib
r
ar
y
th
at
em
p
h
asis
es
in
ter
ac
tio
n
b
etwe
en
J
av
aScr
ip
t
an
d
h
y
p
er
tex
t
m
a
r
k
u
p
lan
g
u
a
g
e
(
HT
ML
)
[
2
5
]
.
J
Qu
er
y
wo
r
k
is
alm
o
s
t
lik
e
AJAX
,
wh
o
s
e
m
ain
ch
ar
ac
ter
is
tic
is
to
lo
ad
d
ata
o
n
a
web
p
a
g
e
with
o
u
t
r
elo
ad
in
g
th
e
en
tire
p
ag
e
[
2
6
]
.
T
h
e
ad
v
an
tag
es
o
f
J
Qu
er
y
an
d
AJAX
in
clu
d
e
b
a
n
d
wid
th
u
s
ag
e
an
d
s
ep
ar
atio
n
o
f
d
ata,
f
o
r
m
at,
s
ty
le,
an
d
f
u
n
ctio
n
[
2
5
]
.
E
x
ten
s
ib
le
m
ar
k
u
p
la
n
g
u
ag
e
(
XM
L
)
an
d
J
av
aScr
ip
t
o
b
ject
n
o
tatio
n
(
J
SON)
ar
e
th
e
m
o
s
t
co
m
m
o
n
d
ata
m
o
d
el
u
s
ed
b
y
AJAX
an
d
J
Qu
er
y
.
XM
L
h
as
wid
ely
b
ee
n
ac
ce
p
ted
as
th
e
r
elev
a
n
t
s
tan
d
ar
d
is
atio
n
f
o
r
r
ep
r
esen
tin
g
an
d
ex
ch
a
n
g
e
t
h
e
d
ata
o
n
th
e
web
[
2
7
]
-
[
2
9
]
.
Me
an
wh
ile,
J
SON
is
alt
er
n
ativ
e
d
ata
m
o
d
el
co
m
p
ar
ed
to
XM
L
d
u
e
to
its
r
elativ
e
s
im
p
licity
an
d
co
m
p
ac
tn
ess
[
3
0
]
.
J
SON
p
r
o
v
i
d
es
s
ig
n
if
ican
t
p
er
f
o
r
m
an
ce
o
v
e
r
XM
L
,
wh
ic
h
r
e
q
u
ir
e
ex
tr
a
lib
r
ar
ies
t
o
r
et
r
iev
e
d
ata
f
r
o
m
d
o
c
u
m
en
t
o
b
j
ec
t
m
o
d
el
(
DOM
)
o
b
jects.
J
SON
is
esti
m
ated
to
p
ar
s
e
u
p
to
o
n
e
h
u
n
d
r
e
d
tim
e
s
f
aster
th
an
XM
L
in
m
o
d
e
r
n
b
r
o
wser
[
2
9
]
.
T
h
is
s
tu
d
y
u
s
es
m
atch
in
g
al
g
o
r
ith
m
s
ap
p
r
o
ac
h
in
o
r
d
er
t
o
im
p
r
o
v
e
a
p
e
r
f
o
r
m
an
ce
o
f
d
ata
tr
an
s
m
is
s
io
n
b
etwe
en
clien
t
an
d
s
er
v
er
s
id
e.
Ma
in
task
o
f
m
atch
in
g
alg
o
r
ith
m
i
s
to
ca
lcu
late
p
o
s
s
ib
ilit
y
o
f
i
n
f
ec
ted
C
OVI
D
-
19
b
ased
o
n
ea
c
h
s
y
m
p
to
m
weig
h
ties
t.
B
ased
o
n
th
e
ex
p
lan
atio
n
ab
o
v
e,
h
y
b
r
i
d
alg
o
r
it
h
m
is
ch
o
o
s
en
an
d
will
b
e
in
teg
r
ated
with
AJAX
an
d
J
Qu
er
y
f
o
r
s
ea
r
ch
in
g
an
d
r
et
r
iev
in
g
p
r
o
ce
s
s
.
T
h
er
e
ar
e
ca
lcu
late
weig
h
ties
t
f
o
r
ea
ch
s
y
m
p
to
m
,
c
h
o
o
s
e
a
s
u
itab
le
tech
n
o
lo
g
y
f
o
r
d
ata
tr
an
s
m
is
s
io
n
b
etwe
en
clien
t
s
id
e
an
d
s
er
v
er
s
id
e,
g
en
er
ate
a
d
ata
m
o
d
el
a
n
d
an
aly
s
e
a
p
er
f
o
r
m
an
ce
o
f
th
e
m
o
d
el.
Nex
t sectio
n
d
escr
ib
es d
etail
ab
o
u
t o
u
r
p
r
o
p
o
s
ed
m
et
h
o
d
.
4.
M
E
T
H
O
DO
L
O
G
Y
I
n
o
u
r
m
eth
o
d
o
l
o
g
y
,
th
e
f
ir
s
t
s
tep
is
to
p
r
o
d
u
ce
a
weig
h
ties
t
f
o
r
ea
ch
s
y
m
p
to
m
b
ased
o
n
T
ab
le
1
.
T
ab
le
2
r
e
p
r
esen
t v
alu
e
o
f
wei
g
h
ties
t f
o
r
ea
ch
s
y
m
p
to
m
.
E
ac
h
weig
h
ties
t a
r
e
ca
lcu
lated
b
as
ed
o
n
(
1
)
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2502
-
4
7
5
2
E
fficien
cy
o
f h
yb
r
id
a
l
g
o
r
ith
m
fo
r
C
OV
I
D
-
1
9
o
n
lin
e
s
creen
in
g
test
b
a
s
ed
o
n
its
…
(
Mo
h
d
K
a
mir
Yu
s
o
f
)
443
Av
er
ag
e
=
(
1
)
T
ab
le
2
.
Av
e
r
ag
e
f
o
r
ea
ch
s
y
m
p
to
m
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y
mp
t
o
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u
a
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t
a
l
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[
1
3
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h
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t
a
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[
1
4
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[
1
5
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u
a
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l
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[
1
6
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a
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al
.
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1
7
]
A
v
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t
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7
5
7
T
h
e
weig
h
ties
t
f
o
r
ea
c
h
s
y
m
p
to
m
will
b
e
u
s
ed
to
ca
lcu
lat
e
p
er
ce
n
ta
g
e
p
o
s
s
ib
ilit
y
b
ased
o
n
in
p
u
t
f
r
o
m
u
s
er
s
.
T
h
e
s
ec
o
n
d
s
tep
i
s
to
d
esig
n
a
s
u
itab
le
ar
ch
itect
u
r
e
f
o
r
d
ata
tr
a
n
s
m
is
s
io
n
b
etwe
en
clien
t
s
id
e
an
d
s
er
v
er
s
id
e.
Fig
u
r
e
1
s
h
o
ws
t
wo
d
if
f
e
r
en
t
ar
ch
itectu
r
es
will
b
e
im
p
lem
en
te
d
in
th
e
d
ata
tr
an
s
m
is
s
io
n
b
etwe
en
clien
t
s
id
e
an
d
s
er
v
er
s
id
e.
T
h
r
ee
m
ain
elem
e
n
ts
in
v
o
lv
e
i
n
th
is
ar
ch
itectu
r
e:
clien
t
-
s
id
e
en
g
in
e,
d
ata
m
o
d
el
an
d
m
atch
in
g
alg
o
r
ith
m
.
Fig
u
r
e
1
.
XM
L
a
n
d
J
SON
ar
ch
itectu
r
e
4
.
1
.
Client
-
s
ide e
ng
ine
Hy
b
r
id
al
g
o
r
ith
m
,
AJAX
an
d
J
Qu
er
y
will
b
e
u
s
ed
f
o
r
clien
t
-
s
id
e
en
g
in
e.
Fig
u
r
es
2
,
3
,
an
d
4
r
ep
r
esen
t a
s
y
n
tax
o
f
h
y
b
r
i
d
al
g
o
r
ith
m
,
AJAX
an
d
J
Qu
er
y
.
a)
Hy
b
r
id
alg
o
r
ith
m
T
h
is
alg
o
r
ith
m
will b
e
u
s
ed
to
s
ea
r
ch
,
an
d
m
atch
b
ased
o
n
s
y
m
p
to
m
s
ac
co
r
d
in
g
to
T
ab
le
1
.
b)
AJAX
AJAX
is
co
m
b
in
in
g
th
e
tech
n
iq
u
es
o
n
ca
s
ca
d
in
g
s
ty
le
s
h
ee
ts
(
C
SS
)
,
J
av
aScr
ip
t
ex
ten
s
ib
le
h
y
p
er
te
x
t
m
ar
k
u
p
lan
g
u
a
g
e
(
XHT
ML
)
,
an
d
d
o
c
u
m
en
t
o
b
ject
m
o
d
el
(
DOM
)
.
T
h
er
e
ar
e
t
h
r
ee
m
ain
elem
en
ts
in
AJAX
;
in
itial d
ec
lar
atio
n
,
tar
g
et
u
n
if
o
r
m
r
eso
u
r
ce
lo
ca
to
r
(
UR
L
)
an
d
ex
ec
u
te
UR
L
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4
7
5
2
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
25
,
No
.
1
,
J
an
u
ar
y
20
22
:
440
-
4
4
9
444
c)
J
Qu
er
y
J
Qu
er
y
ev
en
ts
ar
e
a
f
lex
ib
le
an
d
s
im
p
le
way
o
f
u
s
in
g
J
av
aScr
ip
t
ev
en
ts
.
J
Qu
er
y
’
s
ap
p
licatio
n
p
r
o
g
r
a
m
m
in
g
in
ter
f
ac
e
s
(
API
s
)
p
r
o
v
id
e
b
o
th
wr
a
p
p
er
m
eth
o
d
f
o
r
c
o
m
m
o
n
J
av
aScr
ip
t
ev
e
n
ts
,
as
well
as
m
o
r
e
d
etailed
ap
p
licatio
n
p
r
o
g
r
am
m
in
g
in
te
r
f
ace
s
(
API
s
)
in
th
e
o
n
(
)
,
o
f
f
(
)
a
n
d
tr
ig
g
e
r
(
)
m
eth
o
d
s
.
T
h
r
ee
m
ain
co
m
p
o
n
en
ts
in
J
Qu
er
y
; U
R
L
o
r
tar
g
et
d
esti
n
atio
n
,
m
eth
o
d
ty
p
e
b
o
th
p
o
s
t/g
et,
an
d
d
ata.
Fig
u
r
e
2
.
Hy
b
r
id
alg
o
r
ith
m
Fig
u
r
e
3
.
AJAX
s
y
n
tax
Fig
u
r
e
4
.
J
Qu
er
y
s
y
n
tax
4
.
2
.
Da
t
a
m
o
del
T
h
is
s
ec
tio
n
ex
p
lain
ed
two
d
if
f
er
en
t
d
ata
m
o
d
el:
XM
L
an
d
J
SON.
Fig
u
r
e
s
5
an
d
6
s
h
o
ws
a
s
tan
d
ar
d
d
ata
m
o
d
el
s
tr
u
ctu
r
e
f
o
r
XM
L
an
d
J
SON.
a)
XM
L
XM
L
is
d
esig
n
ed
as
an
all
-
p
u
r
p
o
s
e
f
o
r
m
at
f
o
r
o
r
g
an
is
in
g
d
ata.
I
n
m
an
y
ca
s
es,
we
ar
e
d
ec
id
ed
to
u
s
e
XM
L
t
o
s
to
r
e
d
ata
in
a
s
tan
d
ar
d
is
ed
way
,
r
ath
er
th
a
n
cr
ea
ti
n
g
a
n
ew
f
o
r
m
at
co
n
v
en
tio
n
.
Fig
u
r
e
5
s
h
o
ws
th
e
s
tan
d
ar
d
f
o
r
m
at
f
o
r
XM
L
d
o
cu
m
en
t.
T
h
r
ee
m
ain
elem
e
n
ts
in
Fig
u
r
e
1
,
th
er
e
ar
e
r
o
o
t,
ch
ild
an
d
s
u
b
ch
ild
.
R
o
o
ts
r
ep
r
esen
t
n
am
e
o
f
o
b
je
ct.
C
h
ild
r
ep
r
esen
t
n
am
e
o
f
a
ttrib
u
te
an
d
s
u
b
ch
ild
r
e
p
r
esen
t
n
am
e
o
f
th
e
s
u
b
-
attr
ib
u
te.
Def
in
itio
n
1
:
L
et,
XM
L
f
ile,
B
=
{R,
C
,
H},
wh
e
r
e
S
is
r
e
p
r
e
s
en
ted
as
o
b
ject,
C
is
r
e
p
r
esen
ted
attr
ib
u
te
n
am
e,
an
d
H
is
r
ep
r
esen
ted
as su
b
-
attr
ib
u
tes n
am
e.
Fig
u
r
e
5
.
XM
L
s
ch
em
a
b)
J
SON
J
SON
f
ile
h
as
a
s
tan
d
ar
d
f
o
r
m
at
o
r
s
ch
em
a.
Fig
u
r
e
5
s
h
o
ws
th
e
s
tan
d
ar
d
o
f
J
SON
f
ile.
T
h
r
ee
m
ain
elem
en
ts
in
v
o
lv
ed
in
th
e
J
SON
f
ile:
titl
e,
ty
p
e
an
d
p
r
o
p
er
ties
.
Pro
p
er
ties
is
s
im
ilar
with
attr
ib
u
tes.
T
h
e
p
r
o
p
er
ties
ca
n
b
e
o
n
e
o
r
m
o
r
e
th
an
o
n
e
.
B
ased
o
n
Fig
u
r
e
5
,
a
1
u
n
til a
n
is
att
r
ib
u
te
f
o
r
ea
ch
o
b
ject.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2502
-
4
7
5
2
E
fficien
cy
o
f h
yb
r
id
a
l
g
o
r
ith
m
fo
r
C
OV
I
D
-
1
9
o
n
lin
e
s
creen
in
g
test
b
a
s
ed
o
n
its
…
(
Mo
h
d
K
a
mir
Yu
s
o
f
)
445
Def
in
itio
n
2
:
L
et,
J
SON
f
ile,
A
=
{S,
O,
X},
wh
er
e
S
is
r
e
p
r
esen
t
a
titl
e,
O
is
r
e
p
r
esen
t
o
b
ject
n
am
e,
a
n
d
X
is
r
ep
r
esen
t
p
r
o
p
er
ties
o
r
attr
i
b
u
t
es.
Def
in
itio
n
3
: E
ac
h
O
ca
n
h
a
v
e
m
o
r
e
th
a
n
o
n
e
o
b
ject,
wh
ic
h
i
s
a
i
u
n
til a
n
is
n
u
m
b
er
o
f
o
b
jec
ts
in
J
SON
f
ile.
F (
G)
=
O
{a
1
, a
2
, a
3
, a
n
}
Def
in
itio
n
4
:
E
ac
h
X
ca
n
h
a
v
e
o
n
e
o
r
m
o
r
e
p
r
o
p
er
ties
,
wh
ich
is
a
i
u
n
til n
i
is
p
r
o
p
e
r
ties
o
f
X.
F (
H)
=
X
{b
1
, b
2
,
b
3
, b
n
}
Acc
o
r
d
in
g
t
o
Fig
u
r
e
6
,
th
r
e
e
elem
en
ts
in
v
o
lv
e
in
J
SON:
titl
e,
ty
p
e
an
d
p
r
o
p
er
tie
s
.
T
itle
is
r
ep
r
esen
ted
o
b
ject
n
a
m
e;
ty
p
e
is
r
ep
r
esen
ted
o
b
ject
ty
p
e;
an
d
p
r
o
p
er
ties
is
r
ep
r
esen
ted
d
etails
ab
o
u
t
th
e
o
b
ject.
Fig
u
r
e
6
.
J
SON
s
ch
em
a
5.
RE
SU
L
T
S
I
n
th
is
s
ec
tio
n
,
t
h
e
p
e
r
f
o
r
m
an
ce
o
f
AJAX
an
d
J
Qu
er
y
u
s
in
g
m
atch
in
g
alg
o
r
ith
m
will
b
e
a
n
aly
s
ed
in
ter
m
o
f
tim
e
ex
ec
u
tio
n
an
d
m
em
o
r
y
u
s
ag
e.
W
e
ev
alu
ate
th
e
p
er
f
o
r
m
an
ce
o
f
th
e
ac
ce
s
s
in
g
s
y
s
tem
at
th
e
co
n
cu
r
r
en
t
tim
e.
T
h
e
s
y
s
tem
s
ar
e
b
u
ild
u
s
in
g
a
p
er
s
o
n
al
c
o
m
p
u
ter
eq
u
i
p
p
ed
with
2
.
4
0
GHz
I
n
tel(
R
)
C
o
r
e
(
T
M)
i7
-
5
5
0
0
C
PU,
8
.
0
0
GB
an
d
a
2
5
0
GB
s
o
lid
-
s
tate
d
r
iv
e.
T
h
e
o
p
er
atin
g
s
y
s
tem
is
Mic
r
o
s
o
f
t Wi
n
d
o
ws 1
0
.
W
e
ar
e
u
s
in
g
ex
is
tin
g
n
u
m
b
er
o
f
p
atien
ts
(
1
2
9
4
)
ac
co
r
d
in
g
to
T
ab
le
1
to
test
th
e
p
er
f
o
r
m
an
ce
o
f
AJAX
an
d
J
Qu
e
r
y
b
ased
o
n
m
atch
in
g
alg
o
r
ith
m
in
Fig
u
r
e
7
.
5
.
1
.
M
o
delin
g
pro
ce
s
s
Fo
u
r
co
m
p
o
n
en
ts
in
v
o
lv
e
i
n
m
o
d
ellin
g
p
r
o
ce
s
s
.
T
h
er
e
is
g
r
ap
h
ical
u
s
er
in
ter
f
ac
e
(
GUI
)
,
AJAX
/
J
Qu
er
y
,
h
y
b
r
id
alg
o
r
ith
m
,
an
d
d
ata
m
o
d
el.
a)
Gr
ap
h
ical
u
s
er
in
ter
f
ac
e
(
GUI
)
.
A
s
im
p
le
GUI
as
s
h
o
wn
in
Fig
u
r
e
7
ar
e
d
esig
n
e
d
to
allo
w
u
s
er
s
ch
o
o
s
e
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y
r
elate
d
s
y
m
p
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m
s
b
ef
o
r
e
m
ak
in
g
a
s
u
b
m
is
s
io
n
.
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p
r
o
ce
s
s
is
s
u
b
m
is
s
io
n
.
On
ce
s
u
b
m
is
s
io
n
is
d
o
n
e,
t
h
e
n
ex
t
p
r
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ce
s
s
AJAX
/
J
Qu
er
y
.
b)
AJAX/
J
Qu
er
y
.
Fig
u
r
es
8
an
d
9
s
h
o
ws
a
s
im
p
le
f
u
n
ctio
n
u
s
in
g
AJAX
an
d
J
Q
u
er
y
.
I
n
AJAX,
v
alu
e
o
f
x
is
v
ar
iab
le,
v
alu
e
o
f
y
is
r
ep
r
esen
tin
g
a
m
eth
o
d
;
p
o
s
t
an
d
v
alu
e
o
f
z
is
r
ep
r
esen
tin
g
as
a
UR
L
/d
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en
d
_
d
a
ta
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h
p
.
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ile,
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e
o
f
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ep
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g
et
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L
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en
d
_
d
a
ta
.
p
h
p
an
d
v
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e
o
f
y
r
e
p
r
esen
t m
eth
o
d
; p
o
s
t f
o
r
J
Qu
er
y
.
c)
Hy
b
r
id
alg
o
r
ith
m
.
Fig
u
r
e
1
0
s
h
o
ws a
p
r
o
g
r
a
m
s
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u
ctu
r
e
b
ase
d
o
n
h
y
b
r
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o
r
ith
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in
Fig
u
r
e
2
.
B
ased
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n
th
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r
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g
r
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m
s
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e,
f
ir
s
t
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e
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lar
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y
m
p
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s
1
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s
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s
n
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t
o
f
d
ata
f
r
o
m
u
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er
s
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ata
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ata
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,
d
ata
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.
L
o
o
p
in
g
p
r
o
ce
s
s
u
s
in
g
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r
will
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e
u
s
ed
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er
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ased
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atch
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s
y
m
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s
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d
weig
h
ties
t.
Fin
ally
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th
is
p
r
o
g
r
am
s
tr
u
ctu
r
e
will
d
is
p
lay
a
r
esu
lt
(
in
p
er
ce
n
ta
g
e
)
as a
to
ta
l
.
d)
Data
m
o
d
el
.
T
h
is
s
ec
tio
n
ex
p
l
ain
ed
th
e
im
p
lem
e
n
tatio
n
o
f
X
ML
an
d
J
SON
as
a
d
ata
m
o
d
el.
Fig
u
r
es
1
1
an
d
1
2
s
h
o
ws a
d
ata
m
o
d
el
in
XM
L
an
d
J
SON.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
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5
0
2
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4
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5
2
I
n
d
o
n
esian
J
E
lec
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n
g
&
C
o
m
p
Sci
,
Vo
l.
25
,
No
.
1
,
J
an
u
ar
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20
22
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4
9
446
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u
r
e
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.
GUI
f
o
r
m
b
ased
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n
C
OVI
D
-
1
9
s
y
m
p
to
m
s
Fig
u
r
e
8
.
AJAX
ap
p
r
o
ac
h
Fig
u
r
e
9
.
J
Qu
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ap
p
r
o
ac
h
Fig
u
r
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1
0
.
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g
r
a
m
co
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e
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ased
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n
MA
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
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C
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m
p
Sci
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fficien
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ith
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lin
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creen
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f
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447
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u
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1
1
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XM
L
d
ata
m
o
d
el
Fig
u
r
e
1
2
.
J
SON
d
ata
m
o
d
el
5
.
2
.
Co
m
pa
ra
t
iv
e
a
na
ly
s
is
T
ab
le
3
s
h
o
ws
th
e
co
m
p
ar
at
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e
p
er
f
o
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m
a
n
ce
a
m
o
n
g
d
if
f
e
r
en
t
ap
p
r
o
ac
h
es
b
ased
o
n
1
2
9
4
u
s
er
s
’
ac
ce
s
s
at
th
e
co
n
cu
r
r
en
t
tim
e.
T
wo
ty
p
es
o
f
m
ea
s
u
r
em
e
n
t
p
e
r
f
o
r
m
a
n
ce
will
b
e
e
v
alu
ated
:
t
im
e
ex
ec
u
tio
n
an
d
m
em
o
r
y
u
s
ag
e.
First,
ac
co
r
d
i
n
g
to
T
ab
le
3
,
tim
e
ex
ec
u
tio
n
o
f
ap
p
r
o
ac
h
V
b
ased
o
n
XM
L
is
r
ed
u
ce
ar
o
u
n
d
10
-
1
5
%
co
m
p
a
r
ed
t
o
ap
p
r
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ac
h
I
a
n
d
I
I
I
.
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an
wh
ile,
tim
e
e
x
ec
u
tio
n
o
f
a
p
p
r
o
ac
h
VI
b
ase
d
o
n
J
SON
is
r
ed
u
ce
ar
o
u
n
d
5
-
1
5
%
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m
p
ar
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p
r
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h
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I
an
d
I
V.
I
n
th
is
ca
s
e,
ap
p
r
o
ac
h
VI
is
b
etter
co
m
p
ar
ed
to
o
t
h
er
ap
p
r
o
ac
h
es
in
ter
m
o
f
tim
e
ex
ec
u
tio
n
.
I
n
ter
m
o
f
m
em
o
r
y
u
s
ag
e,
ap
p
r
o
ac
h
V
an
d
VI
u
s
in
g
l
ess
m
em
o
r
y
u
s
ag
e
co
m
p
a
r
e
d
to
o
t
h
er
ap
p
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o
ac
h
es.
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n
th
is
ca
s
e,
p
er
f
o
r
m
an
ce
o
f
ap
p
r
o
ac
h
V
a
n
d
VI
is
b
etter
co
m
p
ar
ed
t
o
o
th
er
ap
p
r
o
ac
h
es
b
ec
au
s
e
o
f
ex
ec
u
tio
n
co
n
cu
r
r
en
t
u
s
er
s
(
1
2
9
4
)
a
t
th
e
s
am
e
tim
e
u
s
in
g
less
m
em
o
r
y
b
u
t
s
till
ca
n
p
r
o
d
u
ce
th
e
o
u
tp
u
t
eth
er
p
o
s
itiv
e
o
r
n
eg
ativ
e
C
OVI
D
-
1
9
b
ased
o
n
h
y
b
r
id
alg
o
r
ith
m
.
Fig
u
r
es
1
3
an
d
1
4
r
e
p
r
e
s
en
t
tim
e
ex
ec
u
tio
n
an
d
m
em
o
r
y
u
s
ag
e
c
o
m
p
ar
is
o
n
am
o
n
g
s
ix
(
6
)
ap
p
r
o
ac
h
es.
B
ased
o
n
Fig
u
r
e
s
1
3
a
n
d
1
4
,
a
p
p
r
o
ac
h
VI
(
J
Qu
er
y
+
J
SON
+
h
y
b
r
id
alg
o
r
ith
m
)
is
clea
r
ly
b
etwe
en
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m
p
ar
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th
er
ap
p
r
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h
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wh
ich
is
f
ast
tim
e
ex
ec
u
tio
n
tim
e
an
d
u
s
e
less
m
em
o
r
y
.
T
ab
le
3
.
T
im
e
e
x
ec
u
tio
n
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d
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em
o
r
y
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s
ag
e
A
p
p
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c
h
P
a
r
a
me
t
e
r
s
Ti
me
e
x
e
c
u
t
i
o
n
(
ms.)
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e
m
o
r
y
u
s
a
g
e
(
%)
I
A
JA
X
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M
L
0
.
0
3
3
3
5
0
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0
0
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A
JA
X
+
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N
0
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0
1
1
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5
0
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0
0
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e
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m
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u
r
e
1
3
.
T
im
e
ex
ec
u
tio
n
p
e
r
f
o
r
m
an
ce
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4
7
5
2
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
25
,
No
.
1
,
J
an
u
ar
y
20
22
:
440
-
4
4
9
448
Fig
u
r
e
1
4
.
Me
m
o
r
y
u
s
ag
e
p
e
r
f
o
r
m
an
ce
6.
CO
NCLU
SI
O
N
I
n
co
n
clu
s
io
n
,
th
is
s
tu
d
y
h
a
d
s
u
cc
ess
f
u
lly
p
r
o
p
o
s
ed
a
n
d
im
p
lem
en
ted
a
n
ef
f
icien
t
s
to
r
in
g
a
n
d
r
etr
iev
in
g
d
ata
ap
p
r
o
ac
h
to
e
x
ec
u
te
a
lar
g
e
am
o
u
n
t
o
f
d
at
a
at
co
n
cu
r
r
en
t
tim
e
ac
ce
s
s
.
T
h
e
ap
p
r
o
ac
h
u
s
in
g
J
q
u
er
y
+
J
SON
+
h
y
b
r
i
d
alg
o
r
ith
m
h
ad
f
ast
tim
e
ex
ec
u
ti
o
n
t
im
e
a
n
d
u
s
es
less
m
em
o
r
y
is
s
ig
n
if
ican
t
t
o
an
aly
s
e
th
e
d
ata
o
f
C
OVI
D
-
1
9
o
n
lin
e
s
cr
ee
n
in
g
b
ased
o
n
its
s
y
m
p
to
m
s
u
s
in
g
a
k
ey
wo
r
d
s
ea
r
ch
alg
o
r
ith
m
.
T
h
e
r
esu
lts
p
r
o
v
ed
t
h
at
th
e
J
q
u
er
y
+
J
SON
+
h
y
b
r
id
alg
o
r
it
h
m
was
th
e
ef
f
icien
t
s
to
r
in
g
an
d
r
etr
iev
in
g
d
ata
ap
p
r
o
ac
h
to
ex
ec
u
te
a
lar
g
e
a
m
o
u
n
t
o
f
d
ata
at
c
o
n
cu
r
r
en
t
tim
e
ac
ce
s
s
co
m
p
ar
e
d
to
th
e
AJ
AX
+
XM
L
,
AJAX
+
J
SON,
J
Qu
er
y
+
XM
L
,
J
Qu
er
y
+
J
SON,
an
d
J
Qu
er
y
+
XM
L
+
h
y
b
r
id
al
g
o
r
ith
m
.
T
h
e
f
in
d
in
g
s
o
f
th
is
s
tu
d
y
h
ad
s
u
p
p
o
r
ted
th
o
s
e
o
f
t
h
e
p
r
e
v
io
u
s
o
n
es
p
r
o
v
in
g
th
e
J
q
u
er
y
+
J
SON
+
h
y
b
r
id
alg
o
r
ith
m
a
s
th
e
b
est
ap
p
r
o
ac
h
in
s
to
r
in
g
an
d
r
etr
iev
in
g
d
ata
co
m
p
ar
ed
to
th
e
o
th
er
s
m
eth
o
d
.
T
h
e
p
r
o
ce
s
s
es
o
f
in
itialis
in
g
th
e
u
s
er
in
p
u
t
an
d
weig
h
ties
t
s
y
m
p
to
m
s
wer
e
s
ev
er
al
o
f
th
e
p
r
o
ce
s
s
es
in
v
o
lv
ed
in
th
e
h
y
b
r
id
al
g
o
r
ith
m
.
A
Hy
b
r
id
alg
o
r
ith
m
p
r
o
ce
s
s
also
ex
p
lain
ed
th
e
e
x
e
cu
tio
n
o
f
m
ap
p
in
g
,
v
al
u
e
an
d
to
tal
d
ata
m
o
d
el.
T
h
e
lim
itatio
n
o
f
th
is
s
tu
d
y
is
a
n
ar
r
o
w
f
o
cu
s
.
T
h
is
s
tu
d
y
f
o
cu
s
ed
o
n
l
y
o
n
a
f
ew
v
ar
io
u
s
co
h
o
r
ts
o
f
th
e
p
atien
t.
Fu
r
t
h
er
s
tu
d
y
in
th
e
f
u
tu
r
e
m
a
y
in
v
o
lv
e
m
a
n
y
d
if
f
er
en
t c
o
h
o
r
t
s
an
d
a
lar
g
e
n
u
m
b
er
o
f
s
am
p
l
es to
p
r
o
v
id
e
m
o
r
e
p
r
ec
is
e
s
tu
d
y
f
in
d
in
g
s
.
RE
F
E
R
E
NC
E
S
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c
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a
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d
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my
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th
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Un
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rsity
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lt
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h
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Lec
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rtme
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it
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h
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m
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th
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se
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h
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tere
sts
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m
d
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v
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lo
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tern
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g
s
,
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te
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n
t
s
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ste
m
s.
Sh
e
c
a
n
b
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c
o
n
tac
ted
a
t
e
m
a
il
:
n
u
rsh
u
h
a
d
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@
pbu
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e
d
u
.
m
y
.
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