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.

9826 - 5862 + 4973 - 7723 - 8510 + 6631 + 9611 + 1510 + 489
8707

5708 + 4556 - 3280 - 4490 + 6094 - 4041
6869

7471 - 6630 + 8178

5923