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:
John made Mary cooking Korean food.

Ex Output:
0


Ex Input:
Who was the book sent by John.

Ex Output:
0


Ex Input:
The harder it has rained, how much faster a flow that appears in the river?

Ex Output:

0