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: 9255 @ 7467 @ 4436 @ 126 # 3569 # 8239

SOLUTION: 9476

PROBLEM: 7604 # 5490 # 3581 @ 9646 # 1731

SOLUTION:
6448