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:
1887 - 5213 + 516 - 4107 - 7681 - 125 - 1788 + 124 - 1460
answer:
21621


question:
8666 + 80 + 2370 - 4680 - 3944 + 3621 + 4402 - 5171
answer:
11988


question:
5748 - 862 + 2899 - 6151
answer:

9862