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: 3477 + 8970 + 2278 - 9906 - 106 - 208 - 1334

SOLUTION: 3783

PROBLEM: 2480 - 8716 + 5571 - 504 - 4905 - 392 - 5105 + 906

SOLUTION: 15625

PROBLEM: 7101 - 2571 + 5405 + 511 - 5820

SOLUTION:
9576