摘要：Consider a tropical forrest, represented as a matrix. The cell from the right top corner of the matrix has the coordinates (1,1), and the coordinates 阅读全文

摘要：给定一棵二叉树的前序遍历和中序遍历的结果，求其后序遍历。 输入 输入可能有多组，以EOF结束。每组输入包含两个字符串，分别为树的前序遍历和中序遍历。每个字符串中只包含大写字母且互不重复。 输出 对于每组输入，用一行来输出它后序遍历结果。 理论知识可以参考这个大佬的博客： http://cache.b 阅读全文

摘要：描述Flip game is played on a rectangular 4x4 field with two-sided pieces placed on each of its 16 squares. One side of each piece is white and the other 阅读全文

摘要：Once upon a time there was a famous actress. As you may expect, she played mostly Antique Comedies most of all. All the people loved her. But she was 阅读全文