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:
John to fix the computer.

Ex Output:
0


Ex Input:
How tall did Sheila marry a man?

Ex Output:
0


Ex Input:
That Betsy won the batting crown is not surprising, but that Peter didn't know she did is surprising.

Ex Output:

1