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

Example Input: 9074 # 3474 @ 2553 @ 8125 # 7981 # 1438 @ 9668
Example Output: 16527

Example Input: 6904 # 1007 @ 9690 @ 9967 @ 9620 @ 4765
Example Output: 39939

Example Input: 1619 # 1267 # 7802 # 1663 @ 4919 @ 4222 @ 4132
Example Output:
4160