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:
2480 - 8716 + 5571 - 504 - 4905 - 392 - 5105 + 906
answer:
15625


question:
4062 - 644 + 187 - 4501 + 1736 - 230
answer:
7514


question:
3230 - 9900 - 1591 - 8129 - 3815 - 5585 - 2206 + 7881
answer:

26575