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https://leetcode.com/problems/string-to-integer-atoi/description/ Implement atoi to convert a string to an integer. Hint: Carefully consider all possi
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posted @ 2017-08-01 21:14
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Hello Internet ! This blog is to store my algorithm practices. Since Evernote code blocks do not show indent properly, here I am, back to cnblog. Befo
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posted @ 2017-07-27 22:15
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https://leetcode.com/problems/set-matrix-zeroes/tabs/description Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it i
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posted @ 2017-07-27 17:17
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https://leetcode.com/problems/gray-code/#/description The gray code is a binary numeral system where two successive values differ in only one bit. Giv
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posted @ 2017-07-27 11:26
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https://leetcode.com/problems/reverse-words-in-a-string-ii/#/description Given an input string, reverse the string word by word. A word is defined as
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posted @ 2017-07-26 22:03
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https://leetcode.com/problems/serialize-and-deserialize-bst/#/description Serialization is the process of converting a data structure or object into a
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posted @ 2017-07-26 19:15
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https://leetcode.com/problems/longest-substring-without-repeating-characters/#/description Given a string, find the length of the longest substring wi
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posted @ 2017-07-25 22:33
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https://leetcode.com/problems/add-two-numbers/#/description You are given two non-empty linked lists representing two non-negative integers. The digit
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posted @ 2017-07-25 17:08
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https://leetcode.com/problems/search-a-2d-matrix-ii/#/description Write an efficient algorithm that searches for a value in an m x n matrix. This matr
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posted @ 2017-07-25 16:21
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https://leetcode.com/problems/longest-palindromic-substring/#/description Given a string s, find the longest palindromic substring in s. You may assum
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posted @ 2017-07-24 22:29
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