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: 6514 # 8296 # 4939 # 5783 @ 1077 @ 3237 @ 5941 # 7665 # 2408
Example Output: -12322

Example Input: 5098 # 2466 @ 6132 # 7008 @ 2142 # 5650 @ 531
Example Output: -1221

Example Input: 9438 @ 3333 # 9989 @ 3024 @ 6073 @ 2401 @ 1130 @ 1884 # 2781
Example Output:
14513