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: 2372 + 1272 - 6861 - 1715 - 7374 + 9798 - 7485

SOLUTION: 14737

PROBLEM: 4117 - 7011 - 9534 - 3901 - 9537 + 6979

SOLUTION: 27121

PROBLEM: 9100 + 5645 - 7002

SOLUTION:
10457