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: 519 @ 5751 @ 8900 @ 3476 # 8727 # 9607 # 350 @ 8481

SOLUTION: 8443

PROBLEM: 4917 # 2794 # 7600 @ 8193 @ 1602 # 6232 @ 3507 @ 5210

SOLUTION:
6803