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: 1837 - 6362 - 226

A: 8425
****
Q: 1229 - 4354 + 912 - 1766

A: 6437
****
Q: 1040 - 6682 + 4286 - 1132 - 705 + 4048 - 9240

A:
10465
****