1 #题目:要求输出国际象棋棋盘.
代码:
1
2
3
4
5
6
7
8
9
10
|
2
3
i
=
1
4
j
=
1
5
for
i
in
range
(
1
,
9
):
6
for
j
in
range
(
1
,
9
):
7
if
((i
%
2
=
=
1
)
and
(j
%
2
=
=
1
))
or
((i
%
2
=
=
0
)
and
(j
%
2
=
=
0
)):
8
print
(
' W '
,end
=
'')
9
else
:
10
print
(
' B '
,end
=
'')
11
print
('')
|
运行结果:
1
2
3
4
5
6
7
8
9
10
|
[root@HK code_100]
# python code_9.py
W B W B W B W B
B W B W B W B W
W B W B W B W B
B W B W B W B W
W B W B W B W B
B W B W B W B W
W B W B W B W B
B W B W B W B W
[root@HK code_100]
#
|
代码解释:
1
2
3
4
5
6
7
8
9
10
11
12
|
代码的思路是,国际象棋棋盘横竖各
8
,
当横竖同时是奇数或者偶数时,为白色,用W表示,当横竖奇偶不同时为黑色,用B表示
3
i
=
1
# i取值从1开始
4
j
=
1
# j取值从1开始
5
for
i
in
range
(
1
,
9
):
# 遍历竖行 1-8
6
for
j
in
range
(
1
,
9
):
#遍历横行 1-8
7
if
((i
%
2
=
=
1
)
and
(j
%
2
=
=
1
))
or
((i
%
2
=
=
0
)
and
(j
%
2
=
=
0
)):
#如果i和j同为奇数或者同为偶数
8
print
(
' W '
,end
=
'')
#打印W为白色,不换行
9
else
:
10
print
(
' B '
,end
=
'')
#其余情况,打印B为黑色,不换行
11
print
('
') #当循环完成一行时,用print('
')换行
|
本文转自snc_snc 51CTO博客,原文链接:http://blog.51cto.com/netsyscode/1744009
,如需转载请自行联系原作者