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: 281 @ 7793 @ 5184 # 2962 @ 4511

SOLUTION: 14807

PROBLEM: 1059 # 7372 @ 4733 @ 9323 # 2108 @ 1244 @ 4077 # 7899 # 5842

SOLUTION: -2785

PROBLEM: 6961 # 668 @ 3136 # 8399 @ 3361 # 155 @ 1173

SOLUTION:
5409