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:
Who believes anything that who says?

Ex Output:
1


Ex Input:
The more that pictures of himself appear in the news, the more embarrassed John becomes.

Ex Output:
1


Ex Input:
I doubt if you can help me in understanding this.

Ex Output:

1