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:
6800 + 2564 + 8444 + 1912
answer:
-6120


question:
2443 + 7109 + 4711
answer:
-9377


question:
7745 + 5832 - 4271 - 4750 + 8466 - 2676 + 6861
answer:

-1717