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

345 @ 1076 @ 7948 # 854
8515

3074 @ 9793 # 6587 @ 1399
7679

3305 @ 3659 @ 4898 @ 7083

18945

