You will be given a sentence. Check whether the sentence is grammatically correct and is meaningful. If the sentence is grammatically correct, then answer with '1', otherwise answer with '0'.

Input: Consider Input: That the march should go ahead and that it should be cancelled has been argued by different people at different times.

Output: 0


Input: Consider Input: The happy, happy, happy, happy, happy, happy man sang a song.

Output: 1


Input: Consider Input: Mira blamed Terry for the accident.


Output: 1