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: 872 @ 547 # 4476 @ 6631 # 8433 # 452 @ 5115

SOLUTION: -196

PROBLEM: 427 # 7974 # 7564 @ 2404 # 4955 # 1239 # 1518 @ 906

SOLUTION: -19513

PROBLEM: 8234 @ 6696 @ 2599 # 5962 @ 404 @ 5376 # 9316 @ 4990

SOLUTION:
13021

