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:
3055 - 3062 - 5311
answer:
11428


question:
1837 - 6362 - 226
answer:
8425


question:
6023 + 6299 - 7177
answer:

6901