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:
This matter was on which I consulted with the chairman of the Select Committee.

Ex Output:
0


Ex Input:
I brought a razor with which to shave himself.

Ex Output:
0


Ex Input:
Paul yawned.

Ex Output:

1