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: 933 - 48 - 7218 - 7880 - 4299

A: 20378
****
Q: 9885 + 402 + 66 + 4818 + 2654 - 4301 + 2712 + 5842 - 2959

A: 651
****
Q: 4999 - 3360 - 3670

A:
12029
****