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: 2182 @ 8380 # 337
Example Output: 10225

Example Input: 2448 @ 5284 # 6313 @ 7761 @ 4601 @ 6800
Example Output: 20581

Example Input: 4514 @ 9429 @ 8240 @ 8136 # 8350 # 6738 @ 4360 # 2195 @ 6995
Example Output:
24391