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'.

Example Input: His second book came out earlier this year and became an instant best-seller.
Example Output: 1

Example Input: The hiker will reach the top of the mountain for an hour.
Example Output: 0

Example Input: Americans have paying income tax ever since 1913.
Example Output:
0