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 concluded Bill to be a fool.

Output: 0


Input: Consider Input: The more articles he reads, the fewer people he thinks under the current circumstances will go into linguistics.

Output: 1


Input: Consider Input: The oil and vinegar separated.


Output: 1