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.

1420 - 1910 - 3500 + 9535 + 3807 - 5009 - 1271 - 3426
3194

875 + 1299 - 1721 - 4432 - 7136 - 2468
15333

388 - 486 - 3261 + 8421 + 9182

-13468