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［抄题］： 求挖掉一些区域后，能允许出现的最大十字架 In a 2D grid from (0, 0) to (N-1, N-1), every cell contains a 1, except those cells in the given list mines which are 0. Wh 阅读全文
posted @ 2018-05-18 09:09
苗妙苗
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［抄题］： Given an undirected graph, return true if and only if it is bipartite. Recall that a graph is bipartite if we can split it's set of nodes into t 阅读全文
posted @ 2018-05-17 11:22
苗妙苗
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［抄题］： Some people will make friend requests. The list of their ages is given and ages[i] is the age of the ith person. Person A will NOT friend reques 阅读全文
posted @ 2018-05-17 10:38
苗妙苗
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［抄题］： Given a list of non-negative numbers and a target integer k, write a function to check if the array has a continuous subarray of size at least 2 阅读全文
posted @ 2018-05-16 23:42
苗妙苗
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［抄题］： There is a brick wall in front of you. The wall is rectangular and has several rows of bricks. The bricks have the same height but different wid 阅读全文
posted @ 2018-05-16 16:59
苗妙苗
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［抄题］： Given a binary array, find the maximum length of a contiguous subarray with equal number of 0 and 1. Example 1: Example 2: [暴力解法]： 时间分析： 空间分析： [ 阅读全文
posted @ 2018-05-16 15:41
苗妙苗
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［抄题］： Given an array of integers with possible duplicates, randomly output the index of a given target number. You can assume that the given target nu 阅读全文
posted @ 2018-05-16 11:13
苗妙苗
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［抄题］： Given an unsorted array of integers, find the number of longest increasing subsequence. Example 1: Example 2: [暴力解法]： 时间分析： 空间分析： [优化后]： 时间分析： 空 阅读全文
posted @ 2018-05-15 22:22
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［抄题］： The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Now your job is to find the 阅读全文
posted @ 2018-05-15 11:41
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［抄题］： Given a non-negative integer, you could swap two digits at most once to get the maximum valued number. Return the maximum valued number you coul 阅读全文
posted @ 2018-05-14 22:44
苗妙苗
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