Detailed Instructions: 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.
Problem:7736 - 8508 - 2072 + 7578 + 7224 - 9957 + 1765 + 7505
Solution:
4201