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

Input: Consider Input: 3367 # 4567 @ 8786 @ 9643 @ 105 # 6364 @ 9695 # 2387 @ 8798

Output: 27076

Input: Consider Input: 1076 @ 6433 # 796 # 1827 # 5999 @ 96 # 7117

Output: -8134

Input: Consider Input: 2348 # 6075 @ 2149 # 1926 # 9532 # 9774 @ 2760 # 6500 @ 8335
Output: -18215