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: Steve tossed the ball into the garden.

Output: 1


Input: Consider Input: What do you believe that iron is to be a fact well known to virtually everybody?

Output: 0


Input: Consider Input: John is prouder of having gone than John didn't expect me to believe he would be.


Output: 0