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: 281 @ 7793 @ 5184 # 2962 @ 4511

SOLUTION: 14807

PROBLEM: 6704 @ 69 @ 617 @ 7950 # 7615 @ 9447 # 8908

SOLUTION: 8264

PROBLEM: 3135 # 7526 # 5650 @ 4027 # 2620 # 6554

SOLUTION:
-15188