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:
Gilgamesh has been not reading the cuneiform tablets.

Ex Output:
0


Ex Input:
If Ron knows whether to wear a tuxedo, and Caspar knows whether not to, do they know different things?

Ex Output:
1


Ex Input:
What Medea believed was Jason to be a murderer.

Ex Output:

0