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:
I didn't eat any ice cream or Mary's cake.

Ex Output:
0


Ex Input:
George is having lived in Toledo for thirty years.

Ex Output:
0


Ex Input:
My pastor says I ate too much cake.

Ex Output:

1