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Problem F
Distinguish random and non-random strings

Classify bit strings as being random or non-random.

Input

Each line of the input consists of a hexadecimal encoded array of bytes.

Output

For each input line, output the string “1” or “0” depending on if the string is random or not. End the resulting string with a single newline character.

Sample Input 1 Sample Output 1
238DC6369CF13D2A56E6
F1E988A841F1E988A841
10

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