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jmspan
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LeetCode 52. N-Queens II（N皇后）
原题网址：https://leetcode.com/problems/n-queens-ii/Follow up for N-Queens problem.Now, instead outputting board configurations, return the total number of distinct solutions.方法一：深度优先搜索，使用一原创 2016-05-21 06:27:12 · 965 阅读 · 0 评论 -
LeetCode 73. Set Matrix Zeroes（矩阵清零）
原题网址：https://leetcode.com/problems/set-matrix-zeroes/Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place.click to show follow up.Follow up:Did原创 2016-05-22 05:18:55 · 718 阅读 · 0 评论 -
LeetCode 348. Design Tic-Tac-Toe（井字棋）
原题网址：https://leetcode.com/problems/design-tic-tac-toe/Design a Tic-tac-toe game that is played between two players on a n x n grid.You may assume the following rules:A move is guaranteed原创 2016-05-18 09:30:28 · 4496 阅读 · 0 评论 -
LeetCode 51. N-Queens（N皇后）
原题网址：https://leetcode.com/problems/n-queens/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, retu原创 2016-05-21 06:21:29 · 559 阅读 · 0 评论