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:
We investigated for bombs in the area.

Ex Output:
0


Ex Input:
Monica moved at the cat.

Ex Output:
0


Ex Input:
Sally will stand near Mag, but he won't Holly.

Ex Output:

0