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: 694 + 4432 - 9053

SOLUTION: 5315

PROBLEM: 5316 + 506 - 8402

SOLUTION: 13212

PROBLEM: 8616 - 6478 + 5450 + 4620 - 7700

SOLUTION:
12724