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: 9381 aggiunta 4934 aggiunta 5929 aggiunta 6089 sottrazione 9911 sottrazione 2542 aggiunta 925 sottrazione 2818 sottrazione 665
Output:
11322