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:
4287 + 3355 + 4251 + 7433 + 7069
answer:
-17821


question:
9350 + 2320 + 5626 - 4349
answer:
5753


question:
8864 - 6436 - 926
answer:

16226