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: 1278 + 4628 + 2357 + 3694 + 5775 + 8542 - 793

SOLUTION: -22925

PROBLEM: 6433 + 6891 + 2386 - 7923 - 2419 + 7641

SOLUTION: -143

PROBLEM: 1172 - 7368 - 1153

SOLUTION:
9693