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

Output: 0


Input: Consider Input: Reports the lettering on the covers of which the government prescribes the height of are a shocking waste of public funds.

Output: 1


Input: Consider Input: What John did to the wall was hit it.


Output: 1