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 person with who we were talking left.

Output: 0


Input: Consider Input: I want it to remain a secret that Bill left.

Output: 1


Input: Consider Input: The heavy meal dozed Gloria.


Output: 0