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: 9938 # 267 # 6696 # 8186 # 5729 # 8517 # 6331 @ 7607
Example Output: -18181

Example Input: 5425 @ 6980 # 4301 @ 4410 # 7405 # 552 @ 4556 # 8531 # 4935
Example Output: -4353

Example Input: 6266 @ 1530 @ 2337 @ 7619 @ 3894 @ 4856 @ 3092 @ 4897
Example Output:
34491