TASK 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'.
PROBLEM: 2642 aggiunta 6158 aggiunta 8247

SOLUTION: 17047

PROBLEM: 6244 aggiunta 2024 sottrazione 2131

SOLUTION: 6137

PROBLEM: 8283 aggiunta 8440 aggiunta 9903 sottrazione 8457 aggiunta 1570

SOLUTION:
19739