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 stone carved.

Ex Output:
0


Ex Input:
Anne is curious as to why her father sent her a telegram to America to return home at once.

Ex Output:
1


Ex Input:
Romeo conceded that he and Juliet were going steady.

Ex Output:

1