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:
452 - 5631 - 8307 - 1886 + 4631 + 1695 + 4411 - 769
answer:
6308


question:
4495 + 1180 - 7554 - 4842
answer:
15711


question:
8209 - 3942 + 117 + 2687 + 4796 + 6211
answer:

-1660