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: 2219 - 6451 + 1224 + 2776 + 8750 - 8397 - 5833 - 9401 - 554

A: 20105
****
Q: 7291 - 941 - 33 + 3812 + 4851 - 8716 - 6838 - 740

A: 15896
****
Q: 8727 - 1317 - 8009 + 2841

A:
15212
****