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.

9493 + 2402 - 721 + 5448 + 2919
-555

365 + 3086 - 9118 - 8101 + 6550 + 80 - 1897 - 1498 - 8498
19761

2748 + 5675 + 1643 - 6705

2135