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: 2214 @ 2042 # 8931

SOLUTION: -4675

PROBLEM: 8915 @ 8709 # 6716 @ 4326

SOLUTION: 15234

PROBLEM: 9984 # 1586 # 8751 @ 642 # 6382 @ 7141 # 9742 @ 2864

SOLUTION:
-5830