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

Input: Consider Input: 1529 @ 8982 @ 3470 @ 7611 @ 9000

Output: 30592


Input: Consider Input: 6904 # 1007 @ 9690 @ 9967 @ 9620 @ 4765

Output: 39939


Input: Consider Input: 6528 @ 5963 # 1006 @ 5638 @ 6345 @ 594


Output: 24062