本文始发于个人公众号: TechFlow ,原创不易,求个关注 链接 "Substring with Concatenation of All Words" 难度 Hard 描述 给定一个字符串s作为母串,和一系列长度相等的字符串words,要求返回s当中所有的位置,使得从该位置开始可以找到所有的w ...
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其他好文 时间:
2020-02-24 12:49:39
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90
Return the number of distinct non-empty substrings of text that can be written as the concatenation of some string with itself (i.e. it can be written ...
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其他好文 时间:
2020-02-22 14:02:12
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83
一,程序设计时经常用到的有6种运算:算术运算(Arithmetic)、赋值运算(Assignment)、二进制运算(Bitwise)、比较运算(Comparison)、连接运算(concatenation)及逻辑运算(Logical) 1.算术运算 运算符 名称 类型 说明 + 加号 双目运算符 加 ...
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Web程序 时间:
2020-02-20 17:11:19
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90
Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of concate ...
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编程语言 时间:
2020-02-18 16:33:41
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88
Given a list of unique words, find all pairs of distinct indices (i, j) in the given list, so that the concatenation of the two words, i.e. words[i] + ...
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其他好文 时间:
2020-02-04 10:47:17
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71
Leetcode 1191 K Concatenation Maximum Sum 动态规划 题目描述 例子 解题思路 首先,定义新方法maxSum(k)。根据k==1时的解题方法,循环k次即可。但不符合时间复杂度要求。以下是优化方法。 当 len(arr) == 0 时,返回0。 当 k 0 时, ...
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其他好文 时间:
2020-01-30 09:29:36
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91
Description: Given an integer array arr and an integer k, modify the array by repeating it k times. For example, if arr = [1, 2] and k = 3 then the mo ...
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其他好文 时间:
2020-01-06 21:01:13
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108
Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of concate ...
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其他好文 时间:
2019-10-27 23:13:50
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187
You are given a string, s, and a list of words, words, that are all of the same length. Find all starting indices of substring(s) in s that is a conca ...
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其他好文 时间:
2019-10-27 01:14:53
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76
[kuangbin带你飞]专题十六 KMP & 扩展KMP & Manacher G - Power Strings POJ - 2406 题目: Given two strings a and b we define a*b to be their concatenation. For examp ...
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其他好文 时间:
2019-08-15 22:45:35
阅读次数:
123