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: 7688 aggiunta 758 aggiunta 6943 aggiunta 7235 aggiunta 2119 aggiunta 1435 aggiunta 5149 aggiunta 2166
Output:
33493