instruction:
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.
question:
2776 - 8931 + 2788 + 8315 - 6570 + 8385 - 2789
answer:
1578


question:
2010 + 6744 - 5577 - 1182 + 8811
answer:
-6786


question:
5049 - 2104 - 4072 - 6536 + 3989 + 1423 + 4044
answer:

8305