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: 1884 @ 3670 # 3893 @ 782 @ 3288 # 7463 @ 3214

SOLUTION: 1482

PROBLEM: 9541 # 7471 @ 9630 # 4647 # 7443

SOLUTION:
-390