Palindrome Number

Easy 20 XPMathStrings

Commonly asked at Amazon, TCS, Infosys

Read an integer and print Yes if it reads the same forwards and backwards, otherwise No. Negative numbers are never palindromes.

Input
One integer n.
Output
Yes or No.

Sample 1

Input

121

Output

Yes

Sample 2

Input

123

Output

No

Read input with input() (no prompt message) and print only the answer. Run tries the Input box; Submit checks all test cases.

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