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: 6484 # 6042 @ 239 # 5161 # 7940 @ 2882 @ 8393 # 311 @ 6933

SOLUTION: 5477

PROBLEM: 9074 # 3474 @ 2553 @ 8125 # 7981 # 1438 @ 9668

SOLUTION: 16527

PROBLEM: 7172 @ 6281 # 3555 @ 658 @ 1521 @ 102 @ 8657 @ 836

SOLUTION:
21672

