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:
Americans have paying income tax ever since 1913.

Ex Output:
0


Ex Input:
Who had Poseidon run away, because the executioner murdered?

Ex Output:
0


Ex Input:
Marlene dressed her body.

Ex Output:

0