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.

8610 - 1799 + 6949 - 2118 + 2200 + 7263 + 3601 - 9571 - 1914
3999

8433 + 1618 + 9022 - 2431 - 8097 + 8068
253

2569 - 3660 - 2044 + 3564 - 7082 + 4306 + 254 + 4425

2806