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双击Provisioning Profile文件。 然后在xcode中运行。 会自动导入手机。 阅读全文
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报错： *** Terminating app due to uncaught exception , reason: '[<NSObject 0x6e36ae0> setValue:forUndefinedKey:]: this class is not key value coding-comp 阅读全文
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设置App图标 在Assets.xcassets的AppIcon中添加图片。 设置App名称 工程 －》 Info －》 添加Key：“Bundle Display Name“ 和 Value：App名称 设置App启动图片 在Assets.xcassets的LaunchImage中添加图片。 工程 阅读全文
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Given an integer array of size n, find all elements that appear more than ⌊ n/3 ⌋ times. The algorithm should run in linear time and in O(1) space. 阅读全文
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A city's skyline is the outer contour of the silhouette formed by all the buildings in that city when viewed from a distance. Now suppose you are give 阅读全文
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Given a 2D binary matrix filled with 0's and 1's, find the largest square containing only 1's and return its area. For example, given the following ma 阅读全文
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题目： 输出有序数组的中两个元素差值为指定值diff的两个元素。 思路： 这与输出两个元素的和的值为一定值类似，需要两个指针，不同的是：指针不是一左一右，而是一前一后。 如果差值等于diff，则返回；如果差值大于diff，则左指针右移；如果差值小于diff，则右指针右移。 阅读全文
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Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longes 阅读全文
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79. Word Search Given a 2D board and a word, find if the word exists in the grid. The word can be constructed from letters of sequentially adjacent ce 阅读全文
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Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in the hist 阅读全文