`
~
1
!
2
@
3
#
4
$
5
%
6
^
7
&
8
*
9
(
0
)
-
_
=
+
q
w
e
r
t
y
u
i
o
p
[
{
]
}
\
|
a
s
d
f
g
h
j
k
l
;
:
'
"
z
x
c
v
b
n
m
,
<
.
>
/
?
Lesson 357:
The @ Sign
0
WPM
100%
Accuracy
0:00
Time
Start typing
I
n
1
9
7
1
,
R
a
y
T
o
m
l
i
n
s
o
n
s
e
n
t
t
h
e
f
i
r
s
t
e
m
a
i
l
b
e
t
w
e
e
n
t
w
o
c
o
m
p
u
t
e
r
s
.
T
o
j
o
i
n
a
n
a
m
e
t
o
a
c
o
m
p
u
t
e
r
,
h
e
c
h
o
s
e
t
h
e
@
s
i
g
n
.
W
e
s
t
i
l
l
u
s
e
i
t
e
v
e
r
y
d
a
y
!
0%
`
~
1
!
2
@
3
#
4
$
5
%
6
^
7
&
8
*
9
(
0
)
-
_
=
+
q
w
e
r
t
y
u
i
o
p
[
{
]
}
\
|
a
s
d
f
g
h
j
k
l
;
:
'
"
z
x
c
v
b
n
m
,
<
.
>
/
?
0
WPM
100%
Accuracy
0:00
Time