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.

6108 + 6734 + 3016 + 637 - 2671 - 5486 - 1133 + 1713 - 2180
5478

2303 + 151 - 7031 + 7349 - 8676 + 9084 + 9773
-8347

9471 + 8514 - 7409 - 6069 - 8704 + 7384

15755