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:
Will Bill, this girl in the red coat will put a picture of Bill on your desk before tomorrow.

Ex Output:
0


Ex Input:
Seems John to fix the computer.

Ex Output:
0


Ex Input:
That ball hit a student.

Ex Output:

1