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: 8552 - 1559 - 9197 - 2232

A: 21540
****
Q: 3140 - 7915 + 2559 - 9684 + 4182 - 683 + 7754 + 763 + 4851

A: 1313
****
Q: 2100 + 4513 + 3950 - 4901 + 1066 - 2970

A:
442
****