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: 192 # 4739 @ 5302 @ 6325 @ 5528 @ 1101 # 157 # 6921 @ 5541
Example Output: 12172

Example Input: 6060 @ 2846 @ 4249 @ 6831 @ 5191 @ 3711 # 352 # 2921 @ 5640
Example Output: 31255

Example Input: 4904 # 4187 # 9002 @ 2949 # 2691
Example Output:
-8027