Definition: 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: 436 sottrazione 7398 aggiunta 2057 aggiunta 4820 sottrazione 3120 aggiunta 8071 sottrazione 5797 sottrazione 8779 sottrazione 630
Output:
-10340