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码力同学 OJ
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Start
2025-01-19 10:31:39
寒假作业(A班)
End
2025-02-08 00:00:00
Contest is over.
Now
2026-05-27 07:05:56
Information
Problem
Status
Standing
Clarification
Editorial
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
[
\
]
^
_
`
K. 回文字符串
Description
给出一个不含空格的字符串,请判断其是否回文
Input
一个字符串
Output
如果是回文输出Yes,否则输出No
Examples
Input
abcd
Output
No
Input
aba
Output
Yes
Submit
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Time Limit
1 second
Memory Limit
128 MB
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