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:
2875 - 138 + 917 + 4037 - 6642
answer:
4701


question:
8671 + 9945 - 8465 - 5276 + 1447
answer:
11020


question:
1062 - 815 + 1434 - 1032 + 9698
answer:

-8223