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: 7376 @ 9212 @ 1713 # 9993

SOLUTION: 8308

PROBLEM: 7729 # 7280 @ 5072 @ 3806 # 6060

SOLUTION: 3267

PROBLEM: 2781 @ 648 # 5143

SOLUTION:
-1714