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'.

Ex Input:
What a kind of actor is he?

Ex Output:
0


Ex Input:
Where did you disappear before you hid the gold?

Ex Output:
0


Ex Input:
Paul yawned on Mary.

Ex Output:

0