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: 3881 + 3747 + 6493 - 7538

A: 1179
****
Q: 5371 + 2365 + 9586 - 6312 - 8369 - 7840 - 1823

A: 17764
****
Q: 7428 + 9401 - 3969

A:
1996
****