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: How do you wonder whether John said Mary solved the problem?

Output: 0


Input: Consider Input: Rome destroyed Carthage.

Output: 1


Input: Consider Input: The man who Mary loves and Sally hates George computed my tax.


Output: 0