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: 3839 # 8343 # 3366 @ 9432 @ 4687 @ 2441 # 89

SOLUTION: 8601

PROBLEM: 6744 # 8579 # 1271 @ 9372 @ 5898

SOLUTION: 12164

PROBLEM: 7228 @ 8523 # 4897 @ 2144 # 5577 @ 3498

SOLUTION:
10919