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:
2537 - 3199 + 5925 + 8172 + 3564 + 8810
answer:
-20735


question:
5527 - 35 - 9988 + 7417 - 5498
answer:
13631


question:
6979 + 2291 + 5995 + 1032 - 5066 - 3698
answer:

6425