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:
Steve tossed the ball into the garden.

Ex Output:
1


Ex Input:
Mary laughed at John.

Ex Output:
1


Ex Input:
The contractor will build a house for $ 100,000.

Ex Output:

1