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Topics
N
u
m
b
e
r
(
m
u
l
t
/
d
i
v
)
I
n
t
e
r
p
r
e
t
p
r
o
d
u
c
t
s
(
1
,
2
,
3
,
5
,
1
0
)
A
r
r
a
y
s
a
s
p
r
o
d
u
c
t
s
(
1
,
2
,
3
,
5
,
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
u
s
i
n
g
g
r
o
u
p
s
(
1
,
2
,
3
,
5
,
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
u
s
i
n
g
a
r
r
a
y
s
(
1
,
2
,
3
,
5
,
1
0
)
F
i
n
d
u
n
k
n
o
w
n
s
i
n
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
p
r
o
b
l
e
m
s
(
1
,
2
,
3
)
F
i
n
d
u
n
k
n
o
w
n
s
i
n
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
p
r
o
b
l
e
m
s
(
5
,
1
0
)
F
i
n
d
u
n
k
n
o
w
n
s
i
n
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
p
r
o
b
l
e
m
s
(
1
,
2
,
3
,
5
,
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
t
a
b
l
e
s
(
2
,
3
,
5
,
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
(
t
u
r
n
a
r
o
u
n
d
s
a
n
d
f
a
c
t
f
a
m
i
l
i
e
s
)
(
0
,
1
,
2
,
3
,
5
,
1
0
)
N
u
m
b
e
r
s
e
n
t
e
n
c
e
s
a
n
d
w
o
r
d
p
r
o
b
l
e
m
s
(
1
,
2
,
3
,
5
,
1
0
)
E
x
t
e
n
d
i
n
g
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
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v
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s
i
o
n
c
a
l
c
u
l
a
t
i
o
n
s
u
s
i
n
g
p
a
t
t
e
r
n
s
(
1
,
2
,
3
,
5
,
1
0
)
P
r
o
b
l
e
m
s
o
l
v
i
n
g
w
i
t
h
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
(
1
,
2
,
3
,
5
,
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
s
r
e
p
e
a
t
e
d
a
d
d
i
t
i
o
n
(
1
0
x
1
0
)
I
n
t
e
r
p
r
e
t
i
n
g
p
r
o
d
u
c
t
s
(
1
0
x
1
0
)
A
r
r
a
y
s
a
s
p
r
o
d
u
c
t
s
(
1
0
x
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
u
s
i
n
g
g
r
o
u
p
s
(
1
0
x
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
u
s
i
n
g
a
r
r
a
y
s
(
1
0
x
1
0
)
F
i
n
d
u
n
k
n
o
w
n
s
i
n
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
p
r
o
b
l
e
m
s
(
0
,
1
,
2
,
4
,
8
)
F
i
n
d
u
n
k
n
o
w
n
s
i
n
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
p
r
o
b
l
e
m
s
(
3
,
6
,
7
,
9
)
F
i
n
d
u
n
k
n
o
w
n
s
i
n
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
p
r
o
b
l
e
m
s
(
m
i
x
e
d
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
t
a
b
l
e
s
(
1
0
x
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
(
t
u
r
n
a
r
o
u
n
d
s
a
n
d
f
a
c
t
f
a
m
i
l
i
e
s
)
(
1
0
x
1
0
)
F
i
n
d
q
u
o
t
i
e
n
t
s
(
1
0
x
1
0
)
N
u
m
b
e
r
s
e
n
t
e
n
c
e
s
a
n
d
w
o
r
d
p
r
o
b
l
e
m
s
(
1
0
x
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
b
y
1
0
E
x
t
e
n
d
i
n
g
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
c
a
l
c
u
l
a
t
i
o
n
s
u
s
i
n
g
p
a
t
t
e
r
n
s
(
1
0
x
1
0
)
P
r
o
b
l
e
m
s
o
l
v
i
n
g
w
i
t
h
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
(
1
0
x
1
0
)
P
r
o
p
e
r
t
i
e
s
o
f
m
u
l
t
i
p
l
i
c
a
t
i
o
n
(
1
0
x
1
0
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
s
r
e
p
e
a
t
e
d
a
d
d
i
t
i
o
n
(
1
5
x
1
5
)
I
n
t
e
r
p
r
e
t
i
n
g
p
r
o
d
u
c
t
s
(
1
5
x
1
5
)
A
r
r
a
y
s
a
s
p
r
o
d
u
c
t
s
(
1
5
x
1
5
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
u
s
i
n
g
g
r
o
u
p
s
(
1
5
x
1
5
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
u
s
i
n
g
a
r
r
a
y
s
(
1
5
x
1
5
)
Lesson
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
t
a
b
l
e
s
(
1
5
x
1
5
)
F
i
n
d
q
u
o
t
i
e
n
t
s
(
1
5
x
1
5
)
N
u
m
b
e
r
s
e
n
t
e
n
c
e
s
a
n
d
w
o
r
d
p
r
o
b
l
e
m
s
(
1
5
x
1
5
)
P
r
o
b
l
e
m
s
o
l
v
i
n
g
w
i
t
h
m
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
(
1
5
x
1
5
)
M
u
l
t
i
p
l
y
a
t
w
o
d
i
g
i
t
n
u
m
b
e
r
b
y
a
s
m
a
l
l
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
u
s
i
n
g
a
n
a
r
e
a
m
o
d
e
l
M
u
l
t
i
p
l
y
a
t
w
o
d
i
g
i
t
n
u
m
b
e
r
b
y
a
s
m
a
l
l
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
M
u
l
t
i
p
l
y
a
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
b
y
a
t
w
o
d
i
g
i
t
n
u
m
b
e
r
u
s
i
n
g
a
n
a
r
e
a
m
o
d
e
l
M
u
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i
p
l
y
a
s
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g
l
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d
i
g
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b
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r
b
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w
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g
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b
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M
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d
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d
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b
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w
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India
Class IV
Multiplication and division using arrays (15x15)
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