Instructions: 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'.
Input: 8141 sottrazione 1019 sottrazione 7996 aggiunta 8735 aggiunta 2622
Output:
10483