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 Joneses think himself the most wealthy guy on the block.

Ex Output:
0


Ex Input:
Willy is taller than Bill by 7 millimeters.

Ex Output:
1


Ex Input:
Every student in Mary's class, whoever they were, happened to vote Republican.

Ex Output:

0


