TASK DEFINITION: In this task you will be given an arithmetic operation and you have to find its answer. The operators '+' and '-' have been replaced with new symbols. Specifically, '+' has been replaced with the symbol '@' and '-' with the symbol '#'. You need to perform the operations in the given equation return the answer
PROBLEM: 5513 @ 1221 @ 8910 @ 8422

SOLUTION: 24066

PROBLEM: 8158 @ 1325 @ 395 # 4068 @ 4226 @ 7713 @ 8368 # 3297

SOLUTION: 22820

PROBLEM: 797 @ 2921 # 8682

SOLUTION:
-4964

