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:
875 + 1299 - 1721 - 4432 - 7136 - 2468
answer:
15333


question:
5709 + 8211 + 3945 + 1143 - 7258
answer:
-332


question:
1242 + 6407 - 9448 - 7947 - 7987 + 9534 - 3265 + 8837
answer:

5111