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]: 2443 + 7109 + 4711
[EX A]: -9377

[EX Q]: 4151 + 4432 - 9403 + 9800 - 901 + 5508 + 3237
[EX A]: -8522

[EX Q]: 6336 + 4087 - 4035 - 5250 + 8654 - 4463 + 621
[EX A]:
6722