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: 7163 + 3916 + 4926 + 2532 - 2743 - 5389 + 7290

SOLUTION: -3369

PROBLEM: 5321 - 5114 + 7476 + 1962

SOLUTION: 997

PROBLEM: 1263 - 8260 - 3818 - 6784 + 9776

SOLUTION:
10349