TASK DEFINITION: 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: 1928 - 8869 + 937 + 6209 + 5391 - 5357 + 6743

SOLUTION: -3126

PROBLEM: 2443 + 7109 + 4711

SOLUTION: -9377

PROBLEM: 2247 - 9684 - 793 + 2371 - 4974 + 9816 - 857 - 5526 + 4526

SOLUTION:
7368