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: 6884 @ 145 # 2208 # 5356 # 3578 @ 606

SOLUTION: -3507

PROBLEM: 8915 @ 8709 # 6716 @ 4326

SOLUTION: 15234

PROBLEM: 322 @ 9284 @ 98 @ 4634

SOLUTION:
14338