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: 7053 - 797 + 1011 - 43 - 2798 - 1572 - 4498

SOLUTION: 15750

PROBLEM: 9616 - 8145 + 562 + 3160 - 8906 - 360 + 9291 + 7609 + 460

SOLUTION: 5945

PROBLEM: 3652 - 2432 - 8212 - 3860 + 8903 + 239 - 3977

SOLUTION:
12991