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: 3970 # 8486 # 9402 # 8030 @ 4724 @ 8858

SOLUTION: -8366

PROBLEM: 192 # 4739 @ 5302 @ 6325 @ 5528 @ 1101 # 157 # 6921 @ 5541

SOLUTION: 12172

PROBLEM: 9188 @ 7501 # 7739 @ 2053 @ 2003 @ 4882 # 5354 # 5575 # 4719

SOLUTION:
2240