<!DOCTYPE html>
<html
lang=
"en"
>
<head>
<meta
charset=
"UTF-8"
>
<meta
name=
"viewport"
content=
"width=device-width, initial-scale=1.0"
>
<meta
http-equiv=
"X-UA-Compatible"
content=
"ie=edge"
>
<title>Document
</title>
</head>
<body>
<script>
var
a
=
3
,
b
=
5
,
c
=
1
,
d
=
-
1
,
temp
;
if
(
a
>
b
)
{
temp
=
a
;
a
=
b
;
b
=
temp
;
}
if
(
b
>
c
)
{
temp
=
b
;
b
=
c
;
c
=
temp
;
}
if
(
c
>
d
)
{
temp
=
c
;
c
=
d
;
d
=
temp
}
if
(
a
>
c
)
{
temp
=
a
;
a
=
c
;
c
=
temp
;
}
console
.
log
(
a
,
b
,
c
,
d
)
<
/script>
</body>
</html>