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.

1953 - 3854 - 1362 + 6267 - 3664 - 901 + 7969 + 111
-2613

3097 + 17 - 8842 + 4949 + 8377 + 425 - 7128 + 6500
-1201

1278 + 4628 + 2357 + 3694 + 5775 + 8542 - 793

-22925