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'.

Input: Consider Input: John must not do have eaten.

Output: 0


Input: Consider Input: This is a problem that you solve it and you'll be able to tell the folks up at corporate headquarters to buzz off.

Output: 0


Input: Consider Input: Mary runs often the marathon.


Output: 0