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 sinking of the ship to collect the insurance was very devious.

Output: 1


Input: Consider Input: Mary believed his to have loved her.

Output: 0


Input: Consider Input: The children amused at the clown.


Output: 0