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:
1953 - 3854 - 1362 + 6267 - 3664 - 901 + 7969 + 111
answer:
-2613


question:
5316 + 506 - 8402
answer:
13212


question:
2978 - 8439 + 1103 - 9086
answer:

19400