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:
155 + 7497 + 4675 - 2329 - 9080 - 5510 - 2336 + 8701
answer:
-1463


question:
6562 - 9064 - 1127 + 8483 + 5128 + 3972 - 4330 + 908 - 7990
answer:
10582


question:
6877 - 2401 + 5902 + 5848
answer:

-2472