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:
Crystal vases break easily.

Ex Output:
1


Ex Input:
We loaded ourselves onto the bus.

Ex Output:
1


Ex Input:
The hardest that I think I remember him ever telling me that he had heard of it snowing around here was last January 12th.

Ex Output:

1