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: 4264 - 4438 + 3871 + 7585 - 540 - 3455 - 6016

A: 7257
****
Q: 4226 - 3951 + 2613

A: 5564
****
Q: 8408 - 7325 + 5812 + 7745 - 7824 - 7474 + 3177 + 9574

A:
4723
****