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: 1446 @ 5354 # 6450 # 2821 @ 2258

SOLUTION: -213

PROBLEM: 7272 @ 8958 # 7231 @ 6616

SOLUTION: 15615

PROBLEM: 6603 # 5465 @ 8513

SOLUTION:
9651