cin
>>
n
>>
m
;
for
(
int
i
=
0
;
i
<
r
;
i
++
)
{
swap
(
a
[
n
-
1
]
[
i
]
,
a
[
m
-
1
]
[
i
]
)
;
for
(
int
i
=
0
;
i
<
r
;
i
++
)
{
for
(
int
j
=
0
;
j
<
c
;
j
++
)
{
cout
<<
a
[
i
]
[
j
]
<<
" "
;
cout
<<
endl
;
return
0
;
java clob java clob 图片
public static void createPhoto(Connection conn,String sql) throws SQLException, IOException{
OutputStream outputStream=null;
ResultSet rs = null;
PreparedStat