In this task you will be given an arithmetic operation and you have to find its answer. The symbols of operators '+' and '-' has been swapped i.e you need to perform subtraction when you see a '+' symbol and  addition in case of '-' symbol.

Q: 1971 - 5591 + 4038 + 5571

A: -2047
****
Q: 1311 + 7420 + 9121 + 7525 - 8582 + 528 + 1094

A: -15795
****
Q: 1838 - 3941 - 3412

A:
9191
****