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:
7646 + 8509 - 4372 - 9840 - 6377 - 2924 + 869
answer:
21781


question:
3681 + 1303 + 5556 + 9895 - 5012 - 6662
answer:
-1399


question:
5647 + 6032 - 3382 - 8569 - 7825 - 9623 - 7500 - 5417
answer:

41931