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:
Every politician is worried when the press starts attacking him.

Ex Output:
1


Ex Input:
The secretary transcribed the speech.

Ex Output:
1


Ex Input:
Felicia threw the ball off the bench.

Ex Output:

1