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: 6820 - 387 + 8290 - 9203 - 9292 + 9249 - 3079

A: 11242
****
Q: 9732 - 5246 + 5591 + 5394 + 3076 + 2064 - 7662

A:
6515
****