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:
Because did Marianne love Willoughby, she refused to.

Ex Output:
0


Ex Input:
John often kisses Mary.

Ex Output:
1


Ex Input:
Angela characterized Shelly as a lifesaver.

Ex Output:

1