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: 5569 # 5161 @ 9240 @ 391 @ 2756 # 7345 @ 4533

SOLUTION: 9983

PROBLEM: 7894 @ 7649 # 4792

SOLUTION: 10751

PROBLEM: 6452 # 435 # 3704 @ 1842 # 1582 @ 6435 # 9450 @ 3573 @ 5730

SOLUTION:
8861