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: What sofa will he put the chair between some table and?

Output: 0


Input: Consider Input: The students looked the high stairs up.

Output: 0


Input: Consider Input: A tall boy threw the ball.


Output: 1