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:
3719 - 4138 - 7321 - 9097 + 4558 + 9667 + 1909 + 647 - 6132
answer:
13626


question:
9231 - 9608 - 4765 - 8085 - 9489
answer:
41178


question:
250 - 8211 - 7045 + 3264 - 2324 - 1054 - 3265 - 2349 + 4192
answer:

17042