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'.
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Question: 4013 aggiunta 6407 aggiunta 4038

Answer: 14458


Question: 5755 aggiunta 8247 aggiunta 6656 aggiunta 8817 aggiunta 3917 sottrazione 6476 sottrazione 5303

Answer: 21613


Question: 3815 aggiunta 9425 sottrazione 6587 aggiunta 2175

Answer:
8828