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: 4039 # 2314 # 8257 # 5828 @ 2387 @ 4250 @ 5479 # 991

SOLUTION: -1235

PROBLEM: 1948 @ 7201 @ 611 # 9763 # 2998 # 5097 # 9302 # 3012 # 8272

SOLUTION: -28684

PROBLEM: 1087 @ 4219 @ 800 # 6964 # 3915 @ 100 # 8015 # 2782 # 8919

SOLUTION:
-24389