摘要：
Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. 阅读全文
posted @ 2017-01-02 22:24
果果1020
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摘要：
Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the sum of 阅读全文
posted @ 2017-01-02 21:29
果果1020
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摘要：
Write a function to find the longest common prefix string amongst an array of strings. 阅读全文
posted @ 2017-01-02 18:29
果果1020
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摘要：
Given a roman numeral, convert it to an integer. Input is guaranteed to be within the range from 1 to 3999. 阅读全文
posted @ 2017-01-02 18:18
果果1020
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摘要：
Given an integer, convert it to a roman numeral. Input is guaranteed to be within the range from 1 to 3999. 阅读全文
posted @ 2017-01-02 17:46
果果1020
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摘要：
Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two endpo 阅读全文
posted @ 2017-01-02 17:32
果果1020
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摘要：
Implement regular expression matching with support for '.' and '*'. DP: 阅读全文
posted @ 2017-01-02 17:16
果果1020
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摘要：
Determine whether an integer is a palindrome. Do this without extra space. 阅读全文
posted @ 2017-01-02 15:12
果果1020
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摘要：
Implement atoi to convert a string to an integer. 阅读全文
posted @ 2017-01-02 14:50
果果1020
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摘要：
Reverse digits of an integer. 阅读全文
posted @ 2017-01-02 12:29
果果1020
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摘要：
The string "PAYPALISHIRING" is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font 阅读全文
posted @ 2017-01-02 12:27
果果1020
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摘要：
Given a string s, find the longest palindromic substring in s. You may assume that the maximum length of s is 1000. Manacher Algorithm: DP: 阅读全文
posted @ 2017-01-02 12:25
果果1020
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摘要：
There are two sorted arrays nums1 and nums2 of size m and n respectively. 阅读全文
posted @ 2017-01-02 12:21
果果1020
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摘要：
Given a string, find the length of the longest substring without repeating characters. 阅读全文
posted @ 2017-01-02 12:19
果果1020
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摘要：
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single 阅读全文
posted @ 2017-01-02 12:17
果果1020
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摘要：
Given an array of integers, return indices of the two numbers such that they add up to a specific target. 阅读全文
posted @ 2017-01-02 12:10
果果1020
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