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'.

Example input: 10 sottrazione 7
Example output: 3
Example explanation: Here, 'sottrazione' represents the subtraction operation. So, the answer is 3 (10-7=3).
Q: 8027 aggiunta 8283 sottrazione 2459 aggiunta 1092 aggiunta 9222 aggiunta 9459 sottrazione 3778 aggiunta 5946
A:
35792