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S
h
ar
in
g
S
ch
e
m
e
[
6
]
h
as
ap
p
lied
g
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m
e
tr
y
to
s
o
lv
e
s
ec
r
et
s
h
ar
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n
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f
d
ata.
T
h
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et
d
ata
is
a
p
o
in
t
v
al
u
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n
a
k
-
d
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m
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d
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d
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o
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ter
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o
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a
n
af
f
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h
y
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h
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o
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=
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1
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2
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d
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2
2
+
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f
o
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m
s
a
n
af
f
i
n
e
h
y
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T
h
e
p
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t
o
f
in
te
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s
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tio
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ca
n
b
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f
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m
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t
h
e
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n
ter
s
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h
y
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s
.
1
.
2
.
P
r
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ble
m
do
m
a
i
n
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ea
k
ag
e
o
f
t
h
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i
n
f
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m
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t
o
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t
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m
i
m
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s
tr
ato
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is
p
o
s
s
ib
le
in
e
x
i
s
ti
n
g
s
y
s
te
m
o
f
s
ec
r
et
s
h
ar
in
g
.
C
o
n
tr
o
llin
g
th
e
p
er
s
o
n
a
l
in
f
o
r
m
at
io
n
an
d
n
o
t
to
ac
ce
s
s
ib
le
to
th
e
ex
ter
n
al
h
an
d
s
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th
e
n
e
t
w
o
r
k
is
a
b
i
g
c
h
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n
g
e.
T
h
u
s
,
in
a
g
r
o
u
p
s
h
ar
in
g
o
f
p
ar
tial sh
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o
m
e
m
alp
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m
a
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m
is
u
s
e
th
e
s
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n
d
er
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s
co
n
f
id
e
n
tial d
ata
i
n
w
r
o
n
g
d
ir
ec
tio
n
.
1
.
3
.
P
r
o
po
s
ed
s
o
lutio
n
I
f
a
g
r
an
t
o
f
p
r
iv
ile
g
e
is
is
s
u
e
d
to
a
d
eleg
ated
s
en
d
er
/r
ec
ip
ien
t,
th
e
n
it
m
a
y
b
e
ass
u
r
ed
th
at
w
it
h
o
u
t
th
e
in
v
o
lv
e
m
e
n
t
o
f
t
h
at
r
ec
ip
ien
t,
th
e
o
r
ig
i
n
al
m
e
s
s
a
g
e
ca
n
n
o
t
b
e
r
eg
en
er
ated
.
A
u
th
e
n
ticat
io
n
at
th
e
r
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ip
ie
n
t
’
s
ter
m
i
n
al
is
b
ad
ly
n
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ed
d
u
e
to
th
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f
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s
ag
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ca
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e
d
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p
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,
m
a
n
ip
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,
d
am
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g
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,
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ev
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ted
,
etc
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y
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h
e
i
n
tr
u
d
er
s
.
T
o
m
a
k
e
t
h
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c
o
m
m
u
n
icatio
n
s
y
s
te
m
m
o
r
e
r
eliab
le
[
7
-
8
]
,
th
is
p
r
o
p
o
s
ed
tech
n
iq
u
e
p
r
o
v
id
es a
b
etter
o
p
tim
al
an
s
w
er
.
2.
P
RO
P
O
SE
D
T
E
CH
NI
Q
U
E
T
h
e
k
e
y
id
ea
i
s
to
i
n
cl
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d
e
t
h
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p
r
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g
ed
s
h
ar
e
at
th
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r
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ip
i
en
t
’
s
e
n
d
.
T
h
u
s
,
to
cr
ea
te
o
n
e
ad
d
itio
n
al
p
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o
tectio
n
lev
el,
s
o
th
a
t
with
o
u
t
t
h
e
p
r
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g
ed
s
h
ar
e
th
e
o
r
i
g
in
a
l
m
ess
a
g
e
ca
n
n
o
t
b
e
r
eg
en
er
ated
.
T
h
e
f
o
r
em
o
s
t ta
s
k
is
to
ac
c
u
m
u
late
t
h
e
p
r
iv
ile
g
ed
s
h
a
r
e
a
n
d
o
th
er
p
ar
tial sh
ar
es
w
h
ic
h
co
n
s
tit
u
te
th
e
t
h
r
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h
o
ld
v
alu
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I
t
is
f
o
llo
w
ed
b
y
t
h
e
f
il
ter
in
g
o
f
s
p
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if
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f
ield
s
h
e
lp
to
ac
h
iev
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t
h
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p
r
o
p
o
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tech
n
iq
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e.
T
h
e
s
p
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if
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f
ield
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ex
tr
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ted
ac
co
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au
t
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if
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Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
-
AI
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N:
2252
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8938
P
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a
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2
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2
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tech
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iq
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e.
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h
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f
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attr
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h
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f
f
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128
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IJ
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4.
RE
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Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
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AI
I
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N:
2252
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8938
P
r
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S
[1
]
C.
A
s
m
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th
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n
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J.Blo
o
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“
A
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In
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[2
]
G
.
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S
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P
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In
tern
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3
1
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[3
]
S
a
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A
.
,
De
y
J.,
Bh
o
wm
i
k
A
.
,
M
a
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J.K.,
Ka
rf
o
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.
(2
0
1
8
),
En
e
rg
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ff
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t
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h
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In
trao
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G
in
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iv
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l
In
f
o
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m
a
ti
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in
Dig
it
a
l
W
a
y
(EE
S
S
-
IG
I),
In
:
M
a
n
d
a
l
J.,
S
in
h
a
D.
(e
d
s)
S
o
c
ial
T
ra
n
sf
o
rm
a
ti
o
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–
Dig
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CS
I
2
0
1
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Co
m
m
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C
o
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ter
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6
.
S
p
ri
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i
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p
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.
[4
]
S
h
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ir:
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Ho
w
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Co
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2
2
(1
1
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[5
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Y.
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s
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[7
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a
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A
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,
De
y
J.,
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o
wm
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M
a
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rf
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rm
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0
1
9
)
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tatio
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In
tell
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Ba
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In
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In
:
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a
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J.,
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D.
,
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d
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J.
(e
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A
d
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in
In
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o
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p
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In
f
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in
In
telli
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Co
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8
1
2
.
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a
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[8
]
S
a
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A
,
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J,
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,
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.
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]
P
ra
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Kr.
Na
sk
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ra
y
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Kh
a
n
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Ch
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u
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tal
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a
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d
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Distrib
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ter
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