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: 2226 - 7329 - 3547

SOLUTION: 13102

PROBLEM: 6055 - 7226 + 1875 + 7504 - 1238 - 4445 + 412 - 5560

SOLUTION: 14733

PROBLEM: 5315 + 90 + 2302 - 6582 - 3973 + 9461 + 413

SOLUTION:
3604