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: All native speakers have a grammatical competence which can generate an infinite set of grammatical sentences from a finite set of resources.
Example Output: 1

Example Input: We ate enough a pudding to satisfy us.
Example Output: 0

Example Input: Jeff has must eaten the deep fried muffin.
Example Output:
0