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: 463 @ 7844 # 9816

SOLUTION: -1509

PROBLEM: 9656 # 6289 # 4308 # 2092 # 5148 @ 9253

SOLUTION: 1072

PROBLEM: 6358 # 5718 # 329 # 4203 @ 9558 @ 4469

SOLUTION:
10135

