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: 4809 # 9135 # 3011 # 4393 # 1039 # 3878 @ 1559 # 3798

SOLUTION: -18886

PROBLEM: 2996 @ 6178 @ 7214 # 172 # 3711

SOLUTION: 12505

PROBLEM: 1262 # 4309 # 2911

SOLUTION:
-5958

