In this task you will be given an arithmetic operation in Italian and you have to find its answer. The operations 'addition' and 'subtraction' have been replaced with their italian translations i.e you need to perform addition when you see 'aggiunta' and subtraction in case of 'sottrazione'.

[Q]: 2577 sottrazione 8313 sottrazione 4543 sottrazione 9598
[A]: -19877


[Q]: 4325 sottrazione 6002 sottrazione 8712 aggiunta 6397
[A]: -3992


[Q]: 323 aggiunta 9 sottrazione 7983
[A]:
-7651