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'.

3527 sottrazione 1263 sottrazione 871 sottrazione 1712 aggiunta 3103 sottrazione 7626 aggiunta 7832 sottrazione 5655
-2665