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:
4495 + 1180 - 7554 - 4842
answer:
15711


question:
4624 + 1072 + 9261 + 232 - 7837
answer:
1896


question:
77 - 5788 - 7743
answer:

13608