Once upon a time, it was said that there was a man who kept eight snakes and called them eight brothers. One day, he went out for two months before coming back, telling the snake not to run around. When I came back two months later, I found that all eight snakes were gone, so I went to find out the news. As a result, one of them was sealed, indicating that the snake was still there, so he looked everywhere and found that all eight brothers had escaped from their shells, so ... 5109.100000010105.