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.

[Q]: 1989 - 7828 - 4806 - 7481 + 9860 - 9696 - 7086 + 272 + 8952
[A]: 19802


[Q]: 9713 + 8053 - 1782 + 6126 + 5918 + 968 - 2071 - 879 + 558
[A]: -7178


[Q]: 3510 - 9903 - 1978 + 6432
[A]:
8959