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: 240 - 438 + 497 - 5901 - 1960 + 4782 + 6400 - 4055

A: 915
****
Q: 9748 + 7907 + 7494 - 2074 + 9313

A: -12892
****
Q: 1724 - 1935 - 1772 + 6651 + 7251 - 1612 - 1042 + 8813

A:
-14630
****