摘要: The count-and-say sequence is the sequence of integers with the first five terms as following: 1. 1 2. 11 3. 21 4. 1211 5. 111221 1 is read off as "on 阅读全文
posted @ 2018-10-14 17:38 Veritas_des_Liberty 阅读(225) 评论(0) 推荐(0)
摘要: Write a program to solve a Sudoku puzzle by filling the empty cells. A sudoku solution must satisfy all of the following rules: Each of the digits 1-9 阅读全文
posted @ 2018-10-14 16:47 Veritas_des_Liberty 阅读(208) 评论(0) 推荐(0)