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: The children were neither in their rooms nor on the porch.

Output: 1


Input: Consider Input: John is not more reliable a fellow than Bill.

Output: 0


Input: Consider Input: By which Greek authors does he have books?


Output: 0