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: 4331 # 7606 @ 9043 @ 9912 @ 1560 # 5858 @ 703

SOLUTION: 12085

PROBLEM: 1477 @ 6645 @ 6272 # 3080

SOLUTION: 11314

PROBLEM: 6646 @ 7596 @ 6417 # 1994 @ 3465 @ 486 @ 8040 # 8091

SOLUTION:
22565