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: 2026 @ 9494 # 8161

SOLUTION: 3359

PROBLEM: 693 # 2562 @ 733 # 3913 @ 310

SOLUTION: -4739

PROBLEM: 167 # 3851 # 199 # 5126 # 9487 @ 1990 @ 5678

SOLUTION:
-10828