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: 3007 @ 8777 # 8750

SOLUTION: 3034

PROBLEM: 8717 @ 6135 # 2706

SOLUTION: 12146

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

SOLUTION:
10135