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: 1131 @ 2823 # 1847 @ 6137 @ 7300 @ 27
Example Output: 15571

Example Input: 2377 @ 4500 # 8359 @ 9946 # 9011
Example Output: -547

Example Input: 3031 # 7190 # 2551 @ 9933 # 1199 @ 9314 # 3129
Example Output:
8209