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: Romeo conceded that he and Juliet were going steady.

Output: 1


Input: Consider Input: Carla shoveled the snow from among the bushes.

Output: 1


Input: Consider Input: Steve tossed the ball from the tree to the gate.


Output: 1