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 lotion softens, soothes, and protects.

Ex Output:
1


Ex Input:
Tabs try to be kept on Bob by the FBI.

Ex Output:
0


Ex Input:
The song sang.

Ex Output:

0