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: 1260 + 6532 + 3162 + 7255

A: -15689
****
Q: 8025 - 6991 - 3299 + 9670 - 3471

A: 12116
****
Q: 3881 + 3747 + 6493 - 7538

A:
1179
****