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: 7944 # 4957 # 8255 @ 684

SOLUTION: -4584

PROBLEM: 2781 # 1776 @ 3223 @ 7441 # 238

SOLUTION: 11431

PROBLEM: 2400 @ 5542 # 8000 # 4702 @ 3631 @ 2724 @ 174

SOLUTION:
1769