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:
The thief stole Mr. Smith the painting.

Ex Output:
0


Ex Input:
The river was avoided by the rolling stone.

Ex Output:
1


Ex Input:
We rummaged the desk for papers.

Ex Output:

0