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: 1199 # 1369 @ 4358 # 7803 @ 410 @ 1295 @ 4397 # 9436 @ 5291

SOLUTION: -1658

PROBLEM: 9318 @ 858 @ 9508 @ 5403 # 5141 @ 6503 @ 9412

SOLUTION: 35861

PROBLEM: 2416 @ 4557 @ 9089 @ 8858

SOLUTION:
24920