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: 1864 @ 8830 # 8139 # 5532 @ 9493 # 2897 # 3370 @ 2698 @ 3260
Example Output: 6207

Example Input: 995 @ 6856 @ 867 # 7415 # 9581
Example Output: -8278

Example Input: 9107 @ 1049 @ 7533 @ 2628 @ 1833
Example Output:
22150