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: 1163 - 3809 + 5176 - 2533 + 4885 - 8890 - 506 + 5874

SOLUTION: 966

PROBLEM: 8157 - 2717 - 1214 + 8558 + 7391 - 7163 + 6203 - 6912

SOLUTION: 4011

PROBLEM: 1469 - 4512 - 9036 - 4274 - 9635 - 6847

SOLUTION:
35773