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Problems

Lucky Number

Lucky Number

Time limit 1 second
Memory limit 128 MiB

Fractional number, in the form of a finite decimal is called "happy", if the sum of digits of this number before the decimal point equals to the sum of digits after the decimal point. Given a rational number written as a finite decimal. Determine is it happy.

Input data

One decimal number x, not exceeding 10^6 by absolute value. The fractional part of the number contains at least one and no more than six digits.

Output data

Print Yes, if number x is happy, and No otherwise.

Examples

Input example #1
11.2
Output example #1
Yes
Author A. Milanin
Source ACM, Ukraine, First Stage, 09.04.2011