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: 5292 + 3623 + 7450

A: -5781
****
Q: 1785 - 7105 - 7217 - 2262 - 9687 - 8283 - 9761 - 7664

A: 53764
****
Q: 1199 - 6400 + 7770

A:
-171
****