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.

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

A: 14737
****
Q: 6844 - 1807 - 1809 + 4406 - 1450 - 5252 + 2685

A: 10071
****
Q: 439 + 1004 - 2163 - 2491

A:
4089
****