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'.

Ex Input:
Most guests will be offended if we don't invite some philosopher.

Ex Output:
1


Ex Input:
the enemy's destruction of the city was horrific.

Ex Output:
1


Ex Input:
John is ready for you to inspect his bunk.

Ex Output:

1