TASK DEFINITION: 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.
PROBLEM: 6815 - 396 - 2187 + 8526 + 1176 - 7273 - 9622

SOLUTION: 16591

PROBLEM: 8737 - 2978 - 6717

SOLUTION: 18432

PROBLEM: 3568 - 4843 - 7893 - 8416 + 7590 + 3185 + 1704 - 9580 - 422

SOLUTION:
22243