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2016年10月15日

摘要： Given an array with n objects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, 阅读全文

posted @ 2016-10-15 23:30 xiaoba1203 阅读(155) 评论(0) 推荐(0) 编辑

leetcode 74 Search a 2D Matrix ----- java

摘要： Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties: Integers in each row are sorted f 阅读全文

posted @ 2016-10-15 21:55 xiaoba1203 阅读(223) 评论(0) 推荐(0) 编辑

leetcode 73 Set Matrix Zeroes ----- java

摘要： 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 you use extra sp 阅读全文

posted @ 2016-10-15 18:32 xiaoba1203 阅读(559) 评论(0) 推荐(0) 编辑

leetcode 72 Edit Distance ----- java

摘要： Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each operation is counted as 1 step.) You have 阅读全文

posted @ 2016-10-15 16:47 xiaoba1203 阅读(174) 评论(0) 推荐(0) 编辑

2016年10月15日

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