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.

[EX Q]: 9549 - 507 + 659 + 3404 - 9243
[EX A]: 15236

[EX Q]: 9447 - 88 - 9606 - 2754
[EX A]: 21895

[EX Q]: 6219 - 3209 - 3746 + 8160 - 4057 + 1131
[EX A]:
7940