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 man who I gave John this picture of was bald.

Ex Output:
0


Ex Input:
Carla slid the book to Dale.

Ex Output:
1


Ex Input:
She thought it was easy for everyone to fit into the car.

Ex Output:

1