instruction:
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.
question:
1887 - 5213 + 516 - 4107 - 7681 - 125 - 1788 + 124 - 1460
answer:
21621


question:
1884 + 3670 - 3893 + 782 + 3288 - 7463 + 3214
answer:
2286


question:
5119 - 3660 + 3155 - 2400 + 5048
answer:

2976