You will be given a definition of a task first, then some input of the task.
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.

9101 - 1576 - 1985 + 6572 - 2596 + 2601 + 3557 - 3444 + 3564
Output:
2408