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:
6844 + 1340 - 4174 - 5664 + 4911 - 5241
answer:
15672


question:
4195 + 6940 - 1053 - 4433 + 1540
answer:
1201


question:
1777 - 2859 + 991 - 554 - 5553 - 5084 + 6645 + 5443
answer:

2748