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:
2131 + 4513 + 3760 - 9342 + 7779 + 4653 + 3111
answer:
-12343


question:
1656 - 2355 + 4098 + 8586 + 7634 + 9427 + 9429
answer:
-35163


question:
9024 - 4173 - 8075 - 641 - 2079 - 3424 + 3138 - 2915
answer:

27193