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: 4767 # 4944 # 4202 @ 2582

SOLUTION: -1797

PROBLEM: 837 @ 118 @ 1503 # 3288 @ 6669 # 1394

SOLUTION: 4445

PROBLEM: 483 @ 7994 # 3569 @ 3849 # 5289 # 4667

SOLUTION:
-1199