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: 9634 + 5896 + 2965 + 6949 - 2226 + 9649 - 3599 - 7110

SOLUTION: -2890

PROBLEM: 8576 - 8960 - 1317 + 5701 + 5413 - 1195 + 135

SOLUTION: 8799

PROBLEM: 913 + 3903 + 117 + 5350 + 2977 + 5414 - 5916 + 1689 + 3253

SOLUTION:
-15874