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UPEEC

Palindrome Number

Easy#math#digits· solved by 0 · time limit 2.0 s

Print Yes if the non-negative integer nn reads the same forwards and backwards.

Input

A single integer n≥0n \ge 0.

Output

Yes or No.

Constraints

0≤n≤10180 \le n \le 10^{18}

Sample 1

Input

12321

Output

Yes

Sample 2

Input

123

Output

No

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