Description

Determine whether a given positive integer is a two-digit number (i.e., greater than or equal to 10 and less than or equal to 99).
If the positive integer is a two-digit number, output 1; otherwise, output 0.

Input Format

A positive integer not exceeding 1000.

Output Format

One line. If the positive integer is a two-digit number, output 1; otherwise, output 0.

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