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: 7208 + 2074 + 2796 - 8783

SOLUTION: 11121

PROBLEM: 3915 + 4904 + 4887 + 7162 - 3798 + 233 + 1101 - 7758 - 4627

SOLUTION: 1811

PROBLEM: 1691 - 755 + 5734 - 4774 + 4915 - 7249 - 47

SOLUTION:
3867