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: 5263 @ 8483 # 8668 @ 4802 # 7388 @ 2501 @ 3137 # 8399

SOLUTION: -269

PROBLEM: 2214 @ 2042 # 8931

SOLUTION: -4675

PROBLEM: 4616 @ 2249 # 272 @ 618 # 4242 @ 6599 @ 8683 @ 1628 # 7090

SOLUTION:
12789