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:
9050 + 7188 + 3589 + 8762 + 268 + 1995 + 6080 - 4900
answer:
-13932


question:
2909 + 1799 - 984 + 4910 + 3253 - 6846 - 8324 - 9048
answer:
18149


question:
9218 - 208 - 8601 - 6368 - 2578
answer:

26973