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: 1887 - 5213 + 516 - 4107 - 7681 - 125 - 1788 + 124 - 1460

Answer: 21621


Question: 1451 - 4488 + 4665 + 526 - 3690 + 9483

Answer: -5045


Question: 8043 - 2124 + 218 - 4807 + 3682 + 6606 - 5854 + 6621 - 3988

Answer:
7689