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:
8929 - 6145 + 8551 - 1836 + 9159
answer:
-800


question:
6666 + 4068 + 1057 + 5398 + 7947
answer:
-11804


question:
4077 - 5222 - 8718 - 7029 - 1384 + 8544 - 474 - 4288
answer:

22648