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: 4195 + 6940 - 1053 - 4433 + 1540

SOLUTION: 1201

PROBLEM: 4377 + 5604 - 8336 - 2652

SOLUTION: 9761

PROBLEM: 7099 + 7754 - 6005 + 852 - 2187 + 4606 - 6703

SOLUTION:
8782