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N
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m
b
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P
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C
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a
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p
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s
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C
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a
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c
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D
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c
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C
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a
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c
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a
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d
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c
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b
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b
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p
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C
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a
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c
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t
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s
h
a
p
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p
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C
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a
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a
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d
c
o
n
t
i
n
u
e
n
u
m
b
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r
p
a
t
t
e
r
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s
(
m
u
l
t
)
W
r
i
t
e
n
u
m
b
e
r
s
e
n
t
e
n
c
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s
f
r
o
m
w
o
r
d
p
r
o
b
l
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m
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a
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s
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W
r
i
t
e
n
u
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b
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r
s
e
n
t
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n
c
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s
f
r
o
m
w
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r
d
p
r
o
b
l
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m
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m
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/
d
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v
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W
r
i
t
e
n
u
m
b
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r
s
e
n
t
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c
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f
r
o
m
w
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r
d
p
r
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b
l
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m
s
(
m
i
x
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d
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S
o
l
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w
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d
p
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b
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g
n
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b
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s
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t
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c
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S
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w
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b
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s
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c
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m
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d
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S
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w
o
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d
p
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b
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m
s
u
s
i
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g
n
u
m
b
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s
e
n
t
e
n
c
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m
i
x
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d
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F
i
n
d
i
n
g
t
h
e
u
n
k
n
o
w
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a
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s
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E
q
u
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v
a
l
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u
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b
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s
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t
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c
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Lesson
Practice
C
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t
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d
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c
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a
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p
a
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r
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m
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C
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f
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p
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s
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m
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F
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d
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g
t
h
e
u
n
k
n
o
w
n
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m
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/
d
i
v
)
F
i
n
d
i
n
g
t
h
e
u
n
k
n
o
w
n
(
4
o
p
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r
a
t
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s
)
I
F
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d
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g
t
h
e
u
n
k
n
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w
n
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4
o
p
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r
a
t
i
o
n
s
)
I
I
P
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o
b
l
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m
s
w
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t
h
p
a
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t
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r
n
s
w
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w
h
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m
b
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s
F
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b
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a
c
c
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P
a
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r
n
(
I
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v
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s
t
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g
a
t
i
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)
P
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b
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m
s
w
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p
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w
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b
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E
q
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n
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n
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n
t
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c
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m
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/
d
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v
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D
e
c
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a
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p
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r
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w
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h
t
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n
t
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D
e
c
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m
a
l
s
p
a
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t
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r
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s
w
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t
h
h
u
n
d
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e
d
t
h
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F
r
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c
t
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p
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w
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a
n
d
h
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d
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d
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P
a
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r
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w
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t
h
t
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n
t
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s
a
n
d
h
u
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d
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d
t
h
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a
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C
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a
t
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a
n
d
c
o
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t
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f
r
a
c
t
i
o
n
p
a
t
t
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r
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(
a
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s
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R
e
v
i
e
w
o
f
w
h
o
l
e
n
u
m
b
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r
p
a
t
t
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r
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s
W
r
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m
u
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t
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-
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p
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b
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(
m
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I
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c
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