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'.

Example Input: Although Bob may not be a nut, many people have claimed and I think so too.
Example Output: 0

Example Input: The perception of the problem is quite thorough.
Example Output: 1

Example Input: They put the book in the box.
Example Output:
1