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: A tangerine isn't as much different from an orange as I'd thought.

Output: 0


Input: Consider Input: Joan knew the answer.

Output: 1


Input: Consider Input: Who did you believe that to kiss seemed wrong?


Output: 0