#P784D. Touchy-Feely Palindromes

    ID: 6323 Type: RemoteJudge 2000ms 64MiB Tried: 0 Accepted: 0 Difficulty: 6 Uploaded By: Tags>*special problemimplementation*1900

Touchy-Feely Palindromes

Description

The only line of the input contains a string of digits. The length of the string is between 1 and 10, inclusive.

Output "Yes" or "No".

Input

The only line of the input contains a string of digits. The length of the string is between 1 and 10, inclusive.

Output

Output "Yes" or "No".

373

121

436

Yes

No

Yes