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: 3347 # 2950 @ 6671 @ 4670 # 7283
Example Output: 4455

Example Input: 7488 @ 7742 # 7052 # 9938 # 5059 # 9135 @ 7745 # 7672
Example Output:
-15881

