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]: 2603 + 1868 - 4242
[A]: 4977


[Q]: 5758 + 9179 - 1765 - 4142 - 8736
[A]: 11222


[Q]: 2307 - 9363 + 4926 + 5635
[A]:
1109