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.

3709 + 206 - 4363 + 3129 + 2506
2231

9240 - 5321 + 7584 - 9605 + 9674 - 5556 + 6400
6064

2265 + 4921 + 4162 + 7593 - 7389 - 9294

2272