摘要: 题目: Follow up for N-Queens problem. Now, instead outputting board configurations, return the total number of distinct solutions. 题意及分析:这道题的解法和上一题的解法一模 阅读全文
posted @ 2017-06-07 10:21 荒野第一快递员 阅读(266) 评论(0) 推荐(0)
摘要: 题目: The n-queens puzzle is the problem of placing n queens on an n×n chessboard such that no two queens attack each other. Given an integer n, return 阅读全文
posted @ 2017-06-07 09:58 荒野第一快递员 阅读(486) 评论(0) 推荐(0)