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: John is being discussed and Sally is being too.

Output: 0


Input: Consider Input: The police read the detainees' rights to them, but not a single one was paying attention.

Output: 1


Input: Consider Input: The weights stretched the rope over the pulley.


Output: 1