atcoder#RELAYB. 鏡文
鏡文
Score : points
Problem Statement
You are given a string consisting of letters b
, d
, p
and q
.
Determine whether is a mirror string.
Here, a mirror string is a string such that the following sequence of operations on results in the same string :
- Reverse the order of the characters in .
- Replace each occurrence of
b
byd
,d
byb
,p
byq
, andq
byp
, simultaneously.
Constraints
- consists of letters
b
,d
,p
, andq
.
Input
The input is given from Standard Input in the following format:
Output
If is a mirror string, print Yes
. Otherwise, print No
.
pdbq
Yes
ppqb
No